• 【代码片段】jQuery测试基本选择器


     1 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
     2 <html>
     3 <head>
     4 <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
     5 <title>第2章示例1</title>
     6 <style type="text/css">
     7     body { width:760px; }
     8     div,p,h3,h1 { border:4px solid black; background-color:green; color:white; margin:6px; padding:5px; font:bold 14px/1 Arial,Helvetica,sans-serif; width:220px; float:left; }
     9     div p { width:205px; border-width:2px; margin:5px 0; float:none; }
    10     h1 { margin:6px 256px; }  h3 { position:relative; margin-right:500px; }
    11     div.top { height:65px; }
    12     .clear { clear:both; }
    13     div.hide { display:none; }  p.hide { visibility:hidden; }
    14     .highlight { background-color:gold; color:black; }
    15     form { clear:both; }
    16     button { font:bold 16px/1 Arial,Helvetica,sans-serif; margin:1px 3px; padding:2px; cursor:pointer; width:175px; }
    17 </style>
    18 <script src="http://code.jquery.com/jquery-1.9.1.min.js" type="text/javascript"></script>
    19 <script type="text/javascript">
    20     $(document).ready(function(){
    21         $("button").click(function(){$("*").removeClass("highlight");});
    22         $("#btn1").click(function(){$("*").addClass("highlight");});    
    23         $("#btn2").click(function(){$("p").addClass("highlight");});    
    24         $("#btn3").click(function(){$("#core").addClass("highlight");});
    25         $("#btn4").click(function(){$(".clear").addClass("highlight");});
    26         $("#btn5").click(function(){$("h3,.bottom").addClass("highlight");});
    27         $("#btn6").click(function(){$("div.bottom").addClass("highlight");});            
    28         function swing(){
    29             $("h3").animate({left:"500"},7000)
    30                     .animate({left:"0"},7000, swing);
    31         }
    32         swing();                            
    33     });
    34 </script>
    35 </head>
    36 <body>
    37     <h1>&lt;h1&gt; &lt;/h1&gt;</h1>    
    38     <div class="clear top">
    39         &lt;div class="clear top"&gt;
    40         <p>&lt;p&gt;hello&lt;/p&gt;</p>
    41         &lt;/div&gt;
    42     </div>
    43     <div class="top" id="core">
    44         &lt;div class="top" id="core"&gt;
    45         <p>&lt;p&gt; &lt;/p&gt;</p>
    46         &lt;/div&gt;
    47     </div>
    48     <div class="top">
    49         &lt;div class="top"&gt;<br/>
    50         hello, John<br/>
    51         &lt;/div&gt;
    52     </div>        
    53     <p class="clear">&lt;p class="clear"&gt; &lt;/p&gt;</p>
    54     <p>&lt;p &gt; &lt;/p&gt;</p>
    55     <p>&lt;p &gt; &lt;/p&gt;</p>    
    56     <h3 class="clear">&lt;h3 class="clear"&gt; &lt;/h3&gt;</h3>    
    57     <p class="clear">&lt;p class="clear"&gt; &lt;/p&gt;</p>
    58     <p>&lt;p &gt; &lt;/p&gt;</p>
    59     <p class="hide">&lt;p class="hide"&gt; &lt;/p&gt;</p>
    60     <div class="clear bottom">
    61         &lt;div class="clear bottom"&gt;
    62         <p>&lt;p&gt; &lt;/p&gt;</p>
    63         <p>&lt;p&gt; &lt;/p&gt;</p>
    64         <p>&lt;p&gt; &lt;/p&gt;</p>
    65         &lt;/div&gt;
    66     </div>
    67     <div class="bottom">
    68         &lt;div class="bottom"&gt;
    69         <p>&lt;p&gt; &lt;/p&gt;</p>
    70         <p>&lt;p&gt; &lt;/p&gt;</p>
    71         <p>&lt;p&gt; &lt;/p&gt;</p>        
    72         &lt;/div&gt;
    73     </div>
    74     <div class="hide bottom">
    75         &lt;div class="hide bottom"&gt;
    76         <p>&lt;p&gt; &lt;/p&gt;</p>
    77         <p>&lt;p&gt; &lt;/p&gt;</p>
    78         <p>&lt;p&gt; &lt;/p&gt;</p>        
    79         &lt;/div&gt;
    80     </div>
    81     <form>
    82         <button type="button" id="btn1">$("*")</button>
    83         <button type="button" id="btn2">$("p")</button>
    84         <button type="button" id="btn3">$("#core")</button>
    85         <button type="button" id="btn4">$(".clear")</button>
    86         <button type="button" id="btn5">$("h3,.bottom")</button>
    87         <button type="button" id="btn6">$("div.bottom")</button>    
    88     </form>
    89 </body>
    90 </html>

     

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  • 原文地址:https://www.cnblogs.com/kojya/p/2943584.html
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