boost-react-native-bundle
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<h2><span class="refentrytitle">Class template basic_ptree</span></h2>
<p>boost::property_tree::basic_ptree</p>
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<h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2>
<div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis"><span class="comment">// In header: <<a class="link" href="../../property_tree/reference.html#header.boost.property_tree.ptree_hpp" title="Header <boost/property_tree/ptree.hpp>">boost/property_tree/ptree.hpp</a>>
</span><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Key<span class="special">,</span> <span class="keyword">typename</span> Data<span class="special">,</span> <span class="keyword">typename</span> KeyCompare<span class="special">></span>
<span class="keyword">class</span> <a class="link" href="basic_ptree.html" title="Class template basic_ptree">basic_ptree</a> <span class="special">{</span>
<span class="keyword">public</span><span class="special">:</span>
<span class="comment">// <a class="link" href="basic_ptree.html#boost.property_tree.basic_ptreetypes">types</a></span>
<span class="keyword">typedef</span> <a class="link" href="basic_ptree.html" title="Class template basic_ptree">basic_ptree</a><span class="special"><</span> <span class="identifier">Key</span><span class="special">,</span> <span class="identifier">Data</span><span class="special">,</span> <span class="identifier">KeyCompare</span> <span class="special">></span> <a class="link" href="basic_ptree.html#boost.property_tree.basic_ptree.self_type"><span class="identifier">self_type</span></a><span class="special">;</span>
<span class="keyword">typedef</span> <span class="identifier">Key</span> <a name="boost.property_tree.basic_ptree.key_type"></a><span class="identifier">key_type</span><span class="special">;</span>
<span class="keyword">typedef</span> <span class="identifier">Data</span> <a name="boost.property_tree.basic_ptree.data_type"></a><span class="identifier">data_type</span><span class="special">;</span>
<span class="keyword">typedef</span> <span class="identifier">KeyCompare</span> <a name="boost.property_tree.basic_ptree.key_compare"></a><span class="identifier">key_compare</span><span class="special">;</span>
<span class="keyword">typedef</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">pair</span><span class="special"><</span> <span class="keyword">const</span> <span class="identifier">Key</span><span class="special">,</span> <span class="identifier">self_type</span> <span class="special">></span> <a name="boost.property_tree.basic_ptree.value_type"></a><span class="identifier">value_type</span><span class="special">;</span>
<span class="keyword">typedef</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> <a name="boost.property_tree.basic_ptree.size_type"></a><span class="identifier">size_type</span><span class="special">;</span>
<span class="keyword">typedef</span> <a class="link" href="path_of.html" title="Struct template path_of">path_of</a><span class="special"><</span> <span class="identifier">Key</span> <span class="special">></span><span class="special">::</span><span class="identifier">type</span> <a name="boost.property_tree.basic_ptree.path_type"></a><span class="identifier">path_type</span><span class="special">;</span>
<span class="comment">// <a class="link" href="basic_ptree.html#boost.property_tree.basic_ptreeconstruct-copy-destruct">construct/copy/destruct</a></span>
<a class="link" href="basic_ptree.html#idp158058960-bb"><span class="identifier">basic_ptree</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
<span class="keyword">explicit</span> <a class="link" href="basic_ptree.html#idp221827472-bb"><span class="identifier">basic_ptree</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">data_type</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span>
<a class="link" href="basic_ptree.html#idp221829184-bb"><span class="identifier">basic_ptree</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">self_type</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span>
<span class="identifier">self_type</span> <span class="special">&</span> <a class="link" href="basic_ptree.html#idp221830448-bb"><span class="keyword">operator</span><span class="special">=</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">self_type</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span>
<a class="link" href="basic_ptree.html#idp221830160-bb"><span class="special">~</span><span class="identifier">basic_ptree</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
<span class="comment">// <a class="link" href="basic_ptree.html#idp202977136-bb">public member functions</a></span>
<span class="keyword">void</span> <a class="link" href="basic_ptree.html#idp204537120-bb"><span class="identifier">swap</span></a><span class="special">(</span><span class="identifier">self_type</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span>
<span class="identifier">size_type</span> <a class="link" href="basic_ptree.html#idp204539040-bb"><span class="identifier">size</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="identifier">size_type</span> <a class="link" href="basic_ptree.html#idp204540544-bb"><span class="identifier">max_size</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="keyword">bool</span> <a class="link" href="basic_ptree.html#idp151686992-bb"><span class="identifier">empty</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="identifier">iterator</span> <a class="link" href="basic_ptree.html#idp151688496-bb"><span class="identifier">begin</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
<span class="identifier">const_iterator</span> <a class="link" href="basic_ptree.html#idp151689344-bb"><span class="identifier">begin</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="identifier">iterator</span> <a class="link" href="basic_ptree.html#idp70029648-bb"><span class="identifier">end</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
<span class="identifier">const_iterator</span> <a class="link" href="basic_ptree.html#idp70030496-bb"><span class="identifier">end</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="identifier">reverse_iterator</span> <a class="link" href="basic_ptree.html#idp70031616-bb"><span class="identifier">rbegin</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
<span class="identifier">const_reverse_iterator</span> <a class="link" href="basic_ptree.html#idp70032464-bb"><span class="identifier">rbegin</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="identifier">reverse_iterator</span> <a class="link" href="basic_ptree.html#idp226686112-bb"><span class="identifier">rend</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
<span class="identifier">const_reverse_iterator</span> <a class="link" href="basic_ptree.html#idp226686960-bb"><span class="identifier">rend</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="identifier">value_type</span> <span class="special">&</span> <a class="link" href="basic_ptree.html#idp226688080-bb"><span class="identifier">front</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
<span class="keyword">const</span> <span class="identifier">value_type</span> <span class="special">&</span> <a class="link" href="basic_ptree.html#idp226688928-bb"><span class="identifier">front</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="identifier">value_type</span> <span class="special">&</span> <a class="link" href="basic_ptree.html#idp107543328-bb"><span class="identifier">back</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
<span class="keyword">const</span> <span class="identifier">value_type</span> <span class="special">&</span> <a class="link" href="basic_ptree.html#idp107544176-bb"><span class="identifier">back</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="identifier">iterator</span> <a class="link" href="basic_ptree.html#idp107545296-bb"><span class="identifier">insert</span></a><span class="special">(</span><span class="identifier">iterator</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">value_type</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span>
<span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> It<span class="special">></span> <span class="keyword">void</span> <a class="link" href="basic_ptree.html#idp212689728-bb"><span class="identifier">insert</span></a><span class="special">(</span><span class="identifier">iterator</span><span class="special">,</span> <span class="identifier">It</span><span class="special">,</span> <span class="identifier">It</span><span class="special">)</span><span class="special">;</span>
<span class="identifier">iterator</span> <a class="link" href="basic_ptree.html#idp148235472-bb"><span class="identifier">erase</span></a><span class="special">(</span><span class="identifier">iterator</span><span class="special">)</span><span class="special">;</span>
<span class="identifier">iterator</span> <a class="link" href="basic_ptree.html#idp94525040-bb"><span class="identifier">erase</span></a><span class="special">(</span><span class="identifier">iterator</span><span class="special">,</span> <span class="identifier">iterator</span><span class="special">)</span><span class="special">;</span>
<span class="identifier">iterator</span> <a class="link" href="basic_ptree.html#idp96397120-bb"><span class="identifier">push_front</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">value_type</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span>
<span class="identifier">iterator</span> <a class="link" href="basic_ptree.html#idp96399040-bb"><span class="identifier">push_back</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">value_type</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span>
<span class="keyword">void</span> <a class="link" href="basic_ptree.html#idp147306080-bb"><span class="identifier">pop_front</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
<span class="keyword">void</span> <a class="link" href="basic_ptree.html#idp147307360-bb"><span class="identifier">pop_back</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
<span class="keyword">void</span> <a class="link" href="basic_ptree.html#idp147308592-bb"><span class="identifier">reverse</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
<span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Compare<span class="special">></span> <span class="keyword">void</span> <a class="link" href="basic_ptree.html#idp147309824-bb"><span class="identifier">sort</span></a><span class="special">(</span><span class="identifier">Compare</span><span class="special">)</span><span class="special">;</span>
<span class="keyword">void</span> <a class="link" href="basic_ptree.html#idp199515360-bb"><span class="identifier">sort</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
<span class="keyword">bool</span> <a class="link" href="basic_ptree.html#idp218318992-bb"><span class="keyword">operator</span><span class="special">==</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">self_type</span> <span class="special">&</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="keyword">bool</span> <a class="link" href="basic_ptree.html#idp218321248-bb"><span class="keyword">operator</span><span class="special">!=</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">self_type</span> <span class="special">&</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="identifier">assoc_iterator</span> <a class="link" href="basic_ptree.html#idp204050352-bb"><span class="identifier">ordered_begin</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
<span class="identifier">const_assoc_iterator</span> <a class="link" href="basic_ptree.html#idp204051584-bb"><span class="identifier">ordered_begin</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="identifier">assoc_iterator</span> <a class="link" href="basic_ptree.html#idp204053088-bb"><span class="identifier">not_found</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
<span class="identifier">const_assoc_iterator</span> <a class="link" href="basic_ptree.html#idp148347392-bb"><span class="identifier">not_found</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="identifier">assoc_iterator</span> <a class="link" href="basic_ptree.html#idp148348784-bb"><span class="identifier">find</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">key_type</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span>
<span class="identifier">const_assoc_iterator</span> <a class="link" href="basic_ptree.html#idp148350864-bb"><span class="identifier">find</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">key_type</span> <span class="special">&</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="identifier">std</span><span class="special">::</span><span class="identifier">pair</span><span class="special"><</span> <span class="identifier">assoc_iterator</span><span class="special">,</span> <span class="identifier">assoc_iterator</span> <span class="special">></span> <a class="link" href="basic_ptree.html#idp162858336-bb"><span class="identifier">equal_range</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">key_type</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span>
<span class="identifier">std</span><span class="special">::</span><span class="identifier">pair</span><span class="special"><</span> <span class="identifier">const_assoc_iterator</span><span class="special">,</span> <span class="identifier">const_assoc_iterator</span> <span class="special">></span>
<a class="link" href="basic_ptree.html#idp162860224-bb"><span class="identifier">equal_range</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">key_type</span> <span class="special">&</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="identifier">size_type</span> <a class="link" href="basic_ptree.html#idp214854752-bb"><span class="identifier">count</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">key_type</span> <span class="special">&</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="identifier">size_type</span> <a class="link" href="basic_ptree.html#idp224965072-bb"><span class="identifier">erase</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">key_type</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span>
<span class="identifier">iterator</span> <a class="link" href="basic_ptree.html#idp224967072-bb"><span class="identifier">to_iterator</span></a><span class="special">(</span><span class="identifier">assoc_iterator</span><span class="special">)</span><span class="special">;</span>
<span class="identifier">const_iterator</span> <a class="link" href="basic_ptree.html#idp226405424-bb"><span class="identifier">to_iterator</span></a><span class="special">(</span><span class="identifier">const_assoc_iterator</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="identifier">data_type</span> <span class="special">&</span> <a class="link" href="basic_ptree.html#idp226408288-bb"><span class="identifier">data</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
<span class="keyword">const</span> <span class="identifier">data_type</span> <span class="special">&</span> <a class="link" href="basic_ptree.html#idp216519856-bb"><span class="identifier">data</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="keyword">void</span> <a class="link" href="basic_ptree.html#idp216521360-bb"><span class="identifier">clear</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
<span class="identifier">self_type</span> <span class="special">&</span> <a class="link" href="basic_ptree.html#idp216522592-bb"><span class="identifier">get_child</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">path_type</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span>
<span class="keyword">const</span> <span class="identifier">self_type</span> <span class="special">&</span> <a class="link" href="basic_ptree.html#idp216764816-bb"><span class="identifier">get_child</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">path_type</span> <span class="special">&</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="identifier">self_type</span> <span class="special">&</span> <a class="link" href="basic_ptree.html#idp226446400-bb"><span class="identifier">get_child</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">path_type</span> <span class="special">&</span><span class="special">,</span> <span class="identifier">self_type</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span>
<span class="keyword">const</span> <span class="identifier">self_type</span> <span class="special">&</span> <a class="link" href="basic_ptree.html#idp204293776-bb"><span class="identifier">get_child</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">path_type</span> <span class="special">&</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">self_type</span> <span class="special">&</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="identifier">optional</span><span class="special"><</span> <span class="identifier">self_type</span> <span class="special">&</span> <span class="special">></span> <a class="link" href="basic_ptree.html#idp218493616-bb"><span class="identifier">get_child_optional</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">path_type</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span>
<span class="identifier">optional</span><span class="special"><</span> <span class="keyword">const</span> <span class="identifier">self_type</span> <span class="special">&</span> <span class="special">></span> <a class="link" href="basic_ptree.html#idp218495616-bb"><span class="identifier">get_child_optional</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">path_type</span> <span class="special">&</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="identifier">self_type</span> <span class="special">&</span> <a class="link" href="basic_ptree.html#idp199501248-bb"><span class="identifier">put_child</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">path_type</span> <span class="special">&</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">self_type</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span>
<span class="identifier">self_type</span> <span class="special">&</span> <a class="link" href="basic_ptree.html#idp226659984-bb"><span class="identifier">add_child</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">path_type</span> <span class="special">&</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">self_type</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span>
<span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Type<span class="special">,</span> <span class="keyword">typename</span> Translator<span class="special">></span>
<span class="emphasis"><em><span class="identifier">unspecified</span></em></span> <a class="link" href="basic_ptree.html#idp199746944-bb"><span class="identifier">get_value</span></a><span class="special">(</span><span class="identifier">Translator</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Type<span class="special">></span> <span class="identifier">Type</span> <a class="link" href="basic_ptree.html#idp209739296-bb"><span class="identifier">get_value</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Type<span class="special">,</span> <span class="keyword">typename</span> Translator<span class="special">></span>
<span class="identifier">Type</span> <a class="link" href="basic_ptree.html#idp145979936-bb"><span class="identifier">get_value</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">Type</span> <span class="special">&</span><span class="special">,</span> <span class="identifier">Translator</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Ch<span class="special">,</span> <span class="keyword">typename</span> Translator<span class="special">></span>
<span class="emphasis"><em><span class="identifier">unspecified</span></em></span> <a class="link" href="basic_ptree.html#idp209731600-bb"><span class="identifier">get_value</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">Ch</span> <span class="special">*</span><span class="special">,</span> <span class="identifier">Translator</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Type<span class="special">></span> <span class="emphasis"><em><span class="identifier">unspecified</span></em></span> <a class="link" href="basic_ptree.html#idp71389248-bb"><span class="identifier">get_value</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">Type</span> <span class="special">&</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Ch<span class="special">></span> <span class="emphasis"><em><span class="identifier">unspecified</span></em></span> <a class="link" href="basic_ptree.html#idp215409616-bb"><span class="identifier">get_value</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">Ch</span> <span class="special">*</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Type<span class="special">,</span> <span class="keyword">typename</span> Translator<span class="special">></span>
<span class="identifier">optional</span><span class="special"><</span> <span class="identifier">Type</span> <span class="special">></span> <a class="link" href="basic_ptree.html#idp149087184-bb"><span class="identifier">get_value_optional</span></a><span class="special">(</span><span class="identifier">Translator</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Type<span class="special">></span> <span class="identifier">optional</span><span class="special"><</span> <span class="identifier">Type</span> <span class="special">></span> <a class="link" href="basic_ptree.html#idp230078848-bb"><span class="identifier">get_value_optional</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Type<span class="special">,</span> <span class="keyword">typename</span> Translator<span class="special">></span>
<span class="keyword">void</span> <a class="link" href="basic_ptree.html#idp206275808-bb"><span class="identifier">put_value</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">Type</span> <span class="special">&</span><span class="special">,</span> <span class="identifier">Translator</span><span class="special">)</span><span class="special">;</span>
<span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Type<span class="special">></span> <span class="keyword">void</span> <a class="link" href="basic_ptree.html#idp150759264-bb"><span class="identifier">put_value</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">Type</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span>
<span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Type<span class="special">,</span> <span class="keyword">typename</span> Translator<span class="special">></span>
<span class="emphasis"><em><span class="identifier">unspecified</span></em></span> <a class="link" href="basic_ptree.html#idp207933008-bb"><span class="identifier">get</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">path_type</span> <span class="special">&</span><span class="special">,</span> <span class="identifier">Translator</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Type<span class="special">></span> <span class="identifier">Type</span> <a class="link" href="basic_ptree.html#idp218636400-bb"><span class="identifier">get</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">path_type</span> <span class="special">&</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Type<span class="special">,</span> <span class="keyword">typename</span> Translator<span class="special">></span>
<span class="identifier">Type</span> <a class="link" href="basic_ptree.html#idp204004288-bb"><span class="identifier">get</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">path_type</span> <span class="special">&</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">Type</span> <span class="special">&</span><span class="special">,</span> <span class="identifier">Translator</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Ch<span class="special">,</span> <span class="keyword">typename</span> Translator<span class="special">></span>
<span class="emphasis"><em><span class="identifier">unspecified</span></em></span> <a class="link" href="basic_ptree.html#idp209478256-bb"><span class="identifier">get</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">path_type</span> <span class="special">&</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">Ch</span> <span class="special">*</span><span class="special">,</span> <span class="identifier">Translator</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Type<span class="special">></span>
<span class="emphasis"><em><span class="identifier">unspecified</span></em></span> <a class="link" href="basic_ptree.html#idp218530224-bb"><span class="identifier">get</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">path_type</span> <span class="special">&</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">Type</span> <span class="special">&</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Ch<span class="special">></span> <span class="emphasis"><em><span class="identifier">unspecified</span></em></span> <a class="link" href="basic_ptree.html#idp228247744-bb"><span class="identifier">get</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">path_type</span> <span class="special">&</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">Ch</span> <span class="special">*</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Type<span class="special">,</span> <span class="keyword">typename</span> Translator<span class="special">></span>
<span class="identifier">optional</span><span class="special"><</span> <span class="identifier">Type</span> <span class="special">></span> <a class="link" href="basic_ptree.html#idp208028160-bb"><span class="identifier">get_optional</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">path_type</span> <span class="special">&</span><span class="special">,</span> <span class="identifier">Translator</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Type<span class="special">></span>
<span class="identifier">optional</span><span class="special"><</span> <span class="identifier">Type</span> <span class="special">></span> <a class="link" href="basic_ptree.html#idp224697520-bb"><span class="identifier">get_optional</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">path_type</span> <span class="special">&</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Type<span class="special">,</span> <span class="keyword">typename</span> Translator<span class="special">></span>
<span class="identifier">self_type</span> <span class="special">&</span> <a class="link" href="basic_ptree.html#idp224701472-bb"><span class="identifier">put</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">path_type</span> <span class="special">&</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">Type</span> <span class="special">&</span><span class="special">,</span> <span class="identifier">Translator</span><span class="special">)</span><span class="special">;</span>
<span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Type<span class="special">></span> <span class="identifier">self_type</span> <span class="special">&</span> <a class="link" href="basic_ptree.html#idp213030176-bb"><span class="identifier">put</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">path_type</span> <span class="special">&</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">Type</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span>
<span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Type<span class="special">,</span> <span class="keyword">typename</span> Translator<span class="special">></span>
<span class="identifier">self_type</span> <span class="special">&</span> <a class="link" href="basic_ptree.html#idp94538640-bb"><span class="identifier">add</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">path_type</span> <span class="special">&</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">Type</span> <span class="special">&</span><span class="special">,</span> <span class="identifier">Translator</span><span class="special">)</span><span class="special">;</span>
<span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Type<span class="special">></span> <span class="identifier">self_type</span> <span class="special">&</span> <a class="link" href="basic_ptree.html#idp224800160-bb"><span class="identifier">add</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">path_type</span> <span class="special">&</span><span class="special">,</span> <span class="keyword">const</span> <span class="identifier">Type</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span>
<span class="comment">// <a class="link" href="basic_ptree.html#idp209459536-bb">private member functions</a></span>
<span class="identifier">self_type</span> <span class="special">*</span> <a class="link" href="basic_ptree.html#idp209460064-bb"><span class="identifier">walk_path</span></a><span class="special">(</span><span class="identifier">path_type</span> <span class="special">&</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
<span class="identifier">self_type</span> <span class="special">&</span> <a class="link" href="basic_ptree.html#idp209461872-bb"><span class="identifier">force_path</span></a><span class="special">(</span><span class="identifier">path_type</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span>
<span class="special">}</span><span class="special">;</span></pre></div>
<div class="refsect1">
<a name="idp350256384"></a><h2>Description</h2>
<p>Property tree main structure. A property tree is a hierarchical data structure which has one element of type <code class="computeroutput">Data</code> in each node, as well as an ordered sequence of sub-nodes, which are additionally identified by a non-unique key of type <code class="computeroutput">Key</code>.</p>
<p>Key equivalency is defined by <code class="computeroutput">KeyCompare</code>, a predicate defining a strict weak ordering.</p>
<p>Property tree defines a Container-like interface to the (key-node) pairs of its direct sub-nodes. The iterators are bidirectional. The sequence of nodes is held in insertion order, not key order. </p>
<div class="refsect2">
<a name="idp350260192"></a><h3>
<a name="boost.property_tree.basic_ptreetypes"></a><code class="computeroutput">basic_ptree</code>
public
types</h3>
<div class="orderedlist"><ol class="orderedlist" type="1"><li class="listitem">
<p>
<span class="keyword">typedef</span> <a class="link" href="basic_ptree.html" title="Class template basic_ptree">basic_ptree</a><span class="special"><</span> <span class="identifier">Key</span><span class="special">,</span> <span class="identifier">Data</span><span class="special">,</span> <span class="identifier">KeyCompare</span> <span class="special">></span> <a name="boost.property_tree.basic_ptree.self_type"></a><span class="identifier">self_type</span><span class="special">;</span></p>
<p>Simpler way to refer to this <a class="link" href="basic_ptree.html" title="Class template basic_ptree">basic_ptree</a><C,K,P,A> type. Note that this is private, and made public only for doxygen. </p>
</li></ol></div>
</div>
<div class="refsect2">
<a name="idp350271776"></a><h3>
<a name="boost.property_tree.basic_ptreeconstruct-copy-destruct"></a><code class="computeroutput">basic_ptree</code>
public
construct/copy/destruct</h3>
<div class="orderedlist"><ol class="orderedlist" type="1">
<li class="listitem">
<pre class="literallayout"><a name="idp158058960-bb"></a><span class="identifier">basic_ptree</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre>
<p>Creates a node with no children and default-constructed data. </p>
</li>
<li class="listitem">
<pre class="literallayout"><span class="keyword">explicit</span> <a name="idp221827472-bb"></a><span class="identifier">basic_ptree</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">data_type</span> <span class="special">&</span> data<span class="special">)</span><span class="special">;</span></pre>
<p>Creates a node with no children and a copy of the given data. </p>
</li>
<li class="listitem"><pre class="literallayout"><a name="idp221829184-bb"></a><span class="identifier">basic_ptree</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">self_type</span> <span class="special">&</span> rhs<span class="special">)</span><span class="special">;</span></pre></li>
<li class="listitem">
<pre class="literallayout"><span class="identifier">self_type</span> <span class="special">&</span> <a name="idp221830448-bb"></a><span class="keyword">operator</span><span class="special">=</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">self_type</span> <span class="special">&</span> rhs<span class="special">)</span><span class="special">;</span></pre>
<p>Basic guarantee only. </p>
</li>
<li class="listitem"><pre class="literallayout"><a name="idp221830160-bb"></a><span class="special">~</span><span class="identifier">basic_ptree</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li>
</ol></div>
</div>
<div class="refsect2">
<a name="idp350302544"></a><h3>
<a name="idp202977136-bb"></a><code class="computeroutput">basic_ptree</code> public member functions</h3>
<div class="orderedlist"><ol class="orderedlist" type="1">
<li class="listitem">
<pre class="literallayout"><span class="keyword">void</span> <a name="idp204537120-bb"></a><span class="identifier">swap</span><span class="special">(</span><span class="identifier">self_type</span> <span class="special">&</span> rhs<span class="special">)</span><span class="special">;</span></pre>
<p>Swap with other tree. Only constant-time and nothrow if the data type's swap is. </p>
</li>
<li class="listitem">
<pre class="literallayout"><span class="identifier">size_type</span> <a name="idp204539040-bb"></a><span class="identifier">size</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre>
<p>The number of direct children of this node. </p>
</li>
<li class="listitem"><pre class="literallayout"><span class="identifier">size_type</span> <a name="idp204540544-bb"></a><span class="identifier">max_size</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
<li class="listitem">
<pre class="literallayout"><span class="keyword">bool</span> <a name="idp151686992-bb"></a><span class="identifier">empty</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre>
<p>Whether there are any direct children. </p>
</li>
<li class="listitem"><pre class="literallayout"><span class="identifier">iterator</span> <a name="idp151688496-bb"></a><span class="identifier">begin</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li>
<li class="listitem"><pre class="literallayout"><span class="identifier">const_iterator</span> <a name="idp151689344-bb"></a><span class="identifier">begin</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
<li class="listitem"><pre class="literallayout"><span class="identifier">iterator</span> <a name="idp70029648-bb"></a><span class="identifier">end</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li>
<li class="listitem"><pre class="literallayout"><span class="identifier">const_iterator</span> <a name="idp70030496-bb"></a><span class="identifier">end</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
<li class="listitem"><pre class="literallayout"><span class="identifier">reverse_iterator</span> <a name="idp70031616-bb"></a><span class="identifier">rbegin</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li>
<li class="listitem"><pre class="literallayout"><span class="identifier">const_reverse_iterator</span> <a name="idp70032464-bb"></a><span class="identifier">rbegin</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
<li class="listitem"><pre class="literallayout"><span class="identifier">reverse_iterator</span> <a name="idp226686112-bb"></a><span class="identifier">rend</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li>
<li class="listitem"><pre class="literallayout"><span class="identifier">const_reverse_iterator</span> <a name="idp226686960-bb"></a><span class="identifier">rend</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
<li class="listitem"><pre class="literallayout"><span class="identifier">value_type</span> <span class="special">&</span> <a name="idp226688080-bb"></a><span class="identifier">front</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li>
<li class="listitem"><pre class="literallayout"><span class="keyword">const</span> <span class="identifier">value_type</span> <span class="special">&</span> <a name="idp226688928-bb"></a><span class="identifier">front</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
<li class="listitem"><pre class="literallayout"><span class="identifier">value_type</span> <span class="special">&</span> <a name="idp107543328-bb"></a><span class="identifier">back</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li>
<li class="listitem"><pre class="literallayout"><span class="keyword">const</span> <span class="identifier">value_type</span> <span class="special">&</span> <a name="idp107544176-bb"></a><span class="identifier">back</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li>
<li class="listitem">
<pre class="literallayout"><span class="identifier">iterator</span> <a name="idp107545296-bb"></a><span class="identifier">insert</span><span class="special">(</