<html> <head><script type="text/javascript" src="jquery-1.7.2.min.js"></script></head> <body> <div id="div_1"> <input type="text" id="txt1" name="txtt" value="111"/> <label id="sumv">5.00</label> </div> <div id="div_3"> <input type="text" id="txt2" name="txtt" value="222"/> <label id="sumv" name="sumv_3">10.00</label> </div> <input type="button" value="BUTTON" onclick="test1();"/> <input type="button" value="BUTTON2" onclick="test2();"/> </body> <script language="javascript"> function test1() { alert($("#div_1 #sumv").text()); } function test2() { alert($("#div_3 label[id='sumv']").text());//firefox和IE下都有值 alert($("#div_3 #sumv").text());//firefox下有值 } </script> </html>
转载:http://hongmin118.iteye.com/blog/1764766