非选择器
jQuery( ":not(selector)" )例：找出所有input标签为非"checked"的，并且高亮其邻居元素span。
<!DOCTYPE html>
<html lang="zh-cn"> <head> <meta charset="utf-8"> <title>not demo</title> <style> </style> <script src="js/jquery-1.9.1.min.js"></script> </head> <body> <div> <input type="checkbox" name="a"/> <span>Mary</span> </div> <div> <input type="checkbox" name="b"/> <span>lcm</span> </div> <div> <input type="checkbox" name="c" checked="checked"/> <span>Peter</span> </div> <script> $("input:not(:checked) + span").css("background-color","yellow"); $("input").attr("disabled","disabled"); </script> </body> </html>