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class="border-b border-gray-600 opacity-50 my-0 py-0" /> </nav> <div class="tsd tsd-page-header"> <div class="tsd-page-toolbar"> <div class="w-full max-w-screen-xl mx-auto px-2"> <div class="table-wrap"> <div class="table-cell" id="tsd-search" data-index="../assets/js/search.json" data-base=".."> <div class="field"> <label for="tsd-search-field" class="tsd-widget search no-caption">Search</label> <input id="tsd-search-field" type="text" /> </div> <ul class="results"> <li class="state loading">Preparing search index...</li> <li class="state failure">The search index is not available</li> </ul> <a href="../index.html" class="title">GoJS API</a> </div> <div class="table-cell" id="tsd-widgets"> <div id="tsd-filter"> <a href="#" class="tsd-widget options no-caption" data-toggle="options">Options</a> <div class="tsd-filter-group"> <div class="tsd-select" id="tsd-filter-visibility"> <span class="tsd-select-label">All</span> <ul class="tsd-select-list"> <li data-value="public">Public</li> <li data-value="protected">Public/Protected</li> <li data-value="private" class="selected">All</li> </ul> </div> </div> </div> <a href="#" class="tsd-widget menu no-caption" data-toggle="menu">Menu</a> </div> </div> </div> </div> <div class="tsd tsd-page-title"> <div class="w-full max-w-screen-xl mx-auto px-2"> <div class="top-copyright"> <b>GoJS</b>® Diagramming Components<br/>version 2.1.47<br/>by <a href="https://www.nwoods.com/">Northwoods Software®</a> </div> <div> <h1>Interface Iterable<T></h1> </div> </div> </div> </div> </header> <div class="tsd w-full max-w-screen-xl mx-auto pb-4"> <div class="row px-2 w-full"> <div class="col-8 col-content"> <section class="tsd-panel tsd-hierarchy"> <h3>Hierarchy</h3> <ul class="tsd-hierarchy"> <li> <span class="target">Iterable</span> <ul class="tsd-hierarchy"> <li> <a href="Iterator.html" class="tsd-signature-type" data-tsd-kind="Interface">Iterator</a> </li> </ul> </li> </ul> </section> <section class="tsd-panel tsd-comment"> <div class="tsd-comment tsd-typography"> <p>This interface is implemented by the <a href="List.html">List</a>, <a href="Set.html">Set</a>, and <a href="Map.html">Map</a> classes; it provides the <a href="Iterable.html#iterator">iterator</a> read-only property that returns an <a href="Iterator.html">Iterator</a>.</p> <p>Typical usage is:</p> <pre><code class="language-js"><span style="color: #569CD6">var</span><span style="color: #D4D4D4"> </span><span style="color: #9CDCFE">it</span><span style="color: #D4D4D4"> = </span><span style="color: #9CDCFE">anIterableCollection</span><span style="color: #D4D4D4">.</span><span style="color: #9CDCFE">iterator</span><span style="color: #D4D4D4">;</span> <span style="color: #C586C0">while</span><span style="color: #D4D4D4"> (</span><span style="color: #9CDCFE">it</span><span style="color: #D4D4D4">.</span><span style="color: #DCDCAA">next</span><span style="color: #D4D4D4">()) {</span> <span style="color: #D4D4D4"> </span><span style="color: #569CD6">var</span><span style="color: #D4D4D4"> </span><span style="color: #9CDCFE">item</span><span style="color: #D4D4D4"> = </span><span style="color: #9CDCFE">it</span><span style="color: #D4D4D4">.</span><span style="color: #9CDCFE">value</span><span style="color: #D4D4D4">;</span> <span style="color: #D4D4D4">}</span> </code></pre> </div> </section> <section class="tsd-panel tsd-type-parameters"> <h3>Type parameters</h3> <ul class="tsd-type-parameters"> <li> <h4>T</h4> </li> </ul> </section> <section class="tsd-panel"> <h3>Implemented by</h3> <ul class="tsd-hierarchy"> <li><a href="List.html" class="tsd-signature-type" data-tsd-kind="Class">List</a></li> <li><a href="Set.html" class="tsd-signature-type" data-tsd-kind="Class">Set</a></li> </ul> </section> <section class="tsd-panel-group tsd-index-group"> <h2>Index</h2> <section class="tsd-panel tsd-index-panel"> <div class="tsd-index-content"> <section class="tsd-index-section "> <h3>Properties</h3> <ul class="tsd-index-list"> <li class="tsd-kind-property tsd-parent-kind-interface"><a href="Iterable.html#count" class="tsd-kind-icon">count</a></li> <li class="tsd-kind-property tsd-parent-kind-interface"><a href="Iterable.html#iterator" class="tsd-kind-icon">iterator</a></li> </ul> </section> <section class="tsd-index-section "> <h3>Methods</h3> <ul class="tsd-index-list"> <li class="tsd-kind-method tsd-parent-kind-interface"><a href="Iterable.html#first" class="tsd-kind-icon">first</a></li> </ul> </section> </div> </section> </section> <section class="tsd-panel-group tsd-member-group "> <h2>Properties</h2> <section class="tsd-panel tsd-member tsd-kind-property tsd-parent-kind-interface"> <a name="count" class="tsd-anchor"></a> <h3> <span class="tsd-flag ts-flagReadonly">Readonly</span> count <span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">number</span> </h3> <div class="tsd-comment tsd-typography"> <p>This read-only property is the number of elements in the collection.</p> </div> </section> <section class="tsd-panel tsd-member tsd-kind-property tsd-parent-kind-interface"> <a name="iterator" class="tsd-anchor"></a> <h3> iterator <span class="tsd-signature-symbol">: </span><a href="Iterator.html" class="tsd-signature-type" data-tsd-kind="Interface">Iterator</a><span class="tsd-signature-symbol"><</span><span class="tsd-signature-type">T</span><span class="tsd-signature-symbol">></span> </h3> <div class="tsd-comment tsd-typography"> <p>Gets an <a href="Iterator.html">Iterator</a> that can iterate over the items in the collection.</p> <p>Typical usage is:</p> <pre><code class="language-js"><span style="color: #D4D4D4"> </span><span style="color: #569CD6">var</span><span style="color: #D4D4D4"> </span><span style="color: #9CDCFE">it</span><span style="color: #D4D4D4"> = </span><span style="color: #9CDCFE">anIterableCollection</span><span style="color: #D4D4D4">.</span><span style="color: #9CDCFE">iterator</span><span style="color: #D4D4D4">;</span> <span style="color: #D4D4D4"> </span><span style="color: #C586C0">while</span><span style="color: #D4D4D4"> (</span><span style="color: #9CDCFE">it</span><span style="color: #D4D4D4">.</span><span style="color: #DCDCAA">next</span><span style="color: #D4D4D4">()) {</span> <span style="color: #D4D4D4"> </span><span style="color: #569CD6">var</span><span style="color: #D4D4D4"> </span><span style="color: #9CDCFE">item</span><span style="color: #D4D4D4"> = </span><span style="color: #9CDCFE">it</span><span style="color: #D4D4D4">.</span><span style="color: #9CDCFE">value</span><span style="color: #D4D4D4">;</span> <span style="color: #D4D4D4"> }</span> </code></pre> </div> </section> </section> <section class="tsd-panel-group tsd-member-group "> <h2>Methods</h2> <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-interface"> <a name="first" class="tsd-anchor"></a> <h3> first </h3> <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-interface"> <li class="tsd-signature tsd-kind-icon">first<span class="tsd-signature-symbol">(</span><span class="tsd-signature-symbol">)</span><span class="tsd-signature-symbol">: </span><span class="tsd-signature-type">T</span></li> </ul> <ul class="tsd-descriptions"> <li class="tsd-description"> <div class="tsd-comment tsd-typography"> <p>Returns the first item in the list, or null if there is none.</p> </div> <h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">T</span></h4> <p>This returns null if there are no items in the list.</p> </li> </ul> </section> </section> </div> <div class="col-4 col-menu menu-sticky-wrap menu-highlight"> <nav class="tsd-navigation primary"> <ul> <li class=" "> <a href="../index.html">GoJS <wbr>Class <wbr>Index</a> </li> </ul> </nav> <nav class="tsd-navigation secondary menu-sticky"> <ul class="before-current"> </ul> <ul class="current"> <li class="current tsd-kind-interface tsd-has-type-parameter"> <a href="Iterable.html" class="tsd-kind-icon">Iterable</a> <ul> <li class=" tsd-kind-property tsd-parent-kind-interface"> <a href="Iterable.html#count" class="tsd-kind-icon">count</a> </li> <li class=" tsd-kind-property tsd-parent-kind-interface"> <a href="Iterable.html#iterator" class="tsd-kind-icon">iterator</a> </li> <li class=" tsd-kind-method tsd-parent-kind-interface"> <a href="Iterable.html#first" class="tsd-kind-icon">first</a> </li> </ul> </li> </ul> <ul class="after-current"> </ul> </nav> </div> </div> </div> <div class="tsd w-full max-w-screen-xl mx-auto px-2"> <div class="bottom-copyright">Copyright © 1998-2021 by Northwoods Software Corporation.</div> </div> <div class="overlay"></div> <script src="../assets/js/main.js"></script> <script async src="https://www.googletagmanager.com/gtag/js?id=UA-1506307-5"></script> <script> window.dataLayer = window.dataLayer || []; function gtag(){dataLayer.push(arguments);} gtag('js', new Date()); gtag('config', 'UA-1506307-5'); var getOutboundLink = function(url, label) { gtag('event', 'click', { 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