jquery/src/manipulation/getAll.js

JavaScript library for DOM operations

define( [
	"../core"
], function( jQuery ) {

function getAll( context, tag ) {
	var elems, elem,
		i = 0,
		found = typeof context.getElementsByTagName !== "undefined" ?
			context.getElementsByTagName( tag || "*" ) :
			typeof context.querySelectorAll !== "undefined" ?
				context.querySelectorAll( tag || "*" ) :
				undefined;

	if ( !found ) {
		for ( found = [], elems = context.childNodes || context;
			( elem = elems[ i ] ) != null;
			i++
		) {
			if ( !tag || jQuery.nodeName( elem, tag ) ) {
				found.push( elem );
			} else {
				jQuery.merge( found, getAll( elem, tag ) );
			}
		}
	}

	return tag === undefined || tag && jQuery.nodeName( context, tag ) ?
		jQuery.merge( [ context ], found ) :
		found;
}

return getAll;
} );