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1 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 2 <html xmlns="http://www.w3.org/1999/xhtml"> 3 <head> 4 <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> 5 <title>无标题文档</title> 6 <script type="text/javascript" src="http://code.jquery.com/jquery-1.7.2.min.js"></script> 7 <script> 8 9 10 $(function(){ 11 12 //$(‘div‘).find(‘h3‘).eq(2).css(‘background‘,‘red‘); 13 14 /*var oDiv = $(‘div‘); 15 var aH3 = oDiv.find(‘h3‘); 16 var oH3_2 = aH3.eq(2); 17 oH3_2.css(‘background‘,‘red‘);*/ 18 19 $(‘div‘).find(‘h3‘).eq(2).css(‘background‘,‘red‘).end().eq(4).css(‘background‘,‘green‘).end().end().css(‘border‘,‘1px red solid‘); 20 //事件绑定 21 $(‘.txt‘).bind(‘focus‘,{msg1:‘I am msg1‘,msg2:‘我是msg 2‘},function(e){ 22 $(‘#divTip‘).show().html(e.data.msg1); 23 }); 24 }); 25 26 </script> 27 </head> 28 29 <body> 30 <div> 31 <h3>11111</h3> 32 <h3>22222</h3> 33 <h3>33333</h3> 34 <h3>44444</h3> 35 <h3>55555</h3> 36 </div> 37 38 <div>姓名：<input type="text" class="txt" /></div> 39 <div id="divTip" class="clsTip"></div> 40 </body> 41 </html>
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原文地址：http://www.cnblogs.com/Sunnor/p/5620076.html
