慕田峪9129951
2018-09-16 18:01:29浏览 898
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head> <title></title> <script src="Scripts\jquery-1.7.1.min.js" type="text/javascript"></script> <script type="text/javascript"> $(function () { $("#selectAll").click(function () { $("#playList :checkbox").attr("checked", true); }); $("#unSelect").click(function () { $("#playList :checkbox").attr("checked", false); }); $("#reverse").click(function () { $("#playList :checkbox").each(function () { $(this).attr("checked", !$(this).attr("checked")); }); }); }) </script></head><body> <h3>你喜欢的咖啡是？</h3> <div id="playList"> <input type="checkbox" value="蓝山咖啡" />蓝山咖啡<br/> <input type="checkbox" value="拿铁" />拿铁<br/> <input type="checkbox" value="卡布奇诺" />卡布奇诺<br/> <input type="checkbox" value="终南山" />终南山<br/> <input type="checkbox" value="黑豆" />黑豆<br/> </div> <input type="button" id="selectAll" value="都喜欢" /> <input type="button" id="unSelect" value="都不喜欢"/> <input type="button" id="reverse" value="反选"/></body></html>