<pclass="arguement"><strong>selector</strong>A string containing a selector expression to match elements against.</p>
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<divclass="longdesc">
<p>Given a jQuery object that represents a set of DOM elements, the <code>.siblings()</code> method allows us to search through the siblings of these elements in the DOM tree and construct a new jQuery object from the matching elements.</p>
<p>The method optionally accepts a selector expression of the same type that we can pass to the <code>$()</code> function. If the selector is supplied, the elements will be filtered by testing whether they match it.</p>
<p>The result of this call is a red background behind items 1, 2, 4, and 5. Since we do not supply a selector expression, all of the siblings are part of the object. If we had supplied one, only the matching items among these four would be included.</p>
<p>The original element is not included among the siblings, which is important to remember when we wish to find all elements at a particular level of the DOM tree.</p>
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<h3>Examples:</h3>
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<divid="example-0">
<h4>Example: <spanclass="desc">Find the unique siblings of all yellow li elements in the 3 lists (including other yellow li elements if appropriate).</span>