本文實例為大家分享了jQuery子元素過濾選擇器的具體代碼，供大家參考，具體內容如下
<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>Untitled Document</title> <link rel="stylesheet" type="text/css" href="css/style.css" rel="external nofollow" > <style type="text/css"> div, span, p { width: 140px; height: 140px; margin: 5px; background: #aaa; border: #000 1px solid; float: left; font-size: 17px; font-family: Verdana; } div.mini { width: 55px; height: 55px; background-color: #aaa; font-size: 12px; } div.hide { display: none; } </style> <script type="text/javascript" src="jquery-1.7.2.js"></script> <script type="text/javascript"> $(document).ready(function(){ $("#btn1").click(function(){ //選取子元素, 需要在選擇器前添加一個空格. $("div.one :nth-child(2)").css("background", "#ffbbaa"); }); $("#btn2").click(function(){ $("div.one :first-child").css("background", "#ffbbaa"); }); $("#btn3").click(function(){ $("div.one :last-child").css("background", "#ffbbaa"); }); $("#btn4").click(function(){ $("div.one :only-child").css("background", "#ffbbaa"); }); }); </script> </head> <body> <input type="button" value="選取每個class為one的div父元素下的第2個子元素." id="btn1"/> <input type="button" value="選取每個class為one的div父元素下的第一個子元素." id="btn2"/> <input type="button" value="選取每個class為one的div父元素下的最后一個子元素." id="btn3"/> <input type="button" value="如果class為one的div父元素下的僅僅只有一個子元素，那么選中這個子元素." id="btn4"/> <br><br> <div class="one" id="one"> id 為 one,class 為 one 的div <div class="mini">class為mini</div> </div> <div class="one" id="two" title="test"> id為two,class為one,title為test的div <div class="mini" title="other">class為mini,title為other</div> <div class="mini" title="test">class為mini,title為test</div> </div> <div class="one"> <div class="mini">class為mini</div> <div class="mini">class為mini</div> <div class="mini">class為mini</div> <div class="mini"></div> </div> <div class="one"> <div class="mini">class為mini</div> <div class="mini">class為mini</div> <div class="mini">class為mini</div> <div class="mini" title="tesst">class為mini,title為tesst</div> </div> <div style="display:none;" class="none">style的display為"none"的div</div> <div class="hide">class為"hide"的div</div> <div> 包含input的type為"hidden"的div<input type="hidden" value="123456789" size="8"> </div> <div id="mover">正在執行動畫的div元素.</div> </body></html>
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