<!DOCTYPE html> <html lang="zh-cn"> <head> <meta charset="UTF-8"> </head> <body> <script type="text/javascript" src="jquery-1.10.1.min.js" ></script> <div id="box"> <input type="checkbox" onclick="checkAll(this)">全选<br><br> <input type="checkbox"><br> <input type="checkbox"><br> <input type="checkbox"><br> </div> <script> function checkAll(obj){ $("#box input[type='checkbox']").prop('checked', $(obj).prop('checked')); } </script> </body> </html>
效果图: