jquery 选择器 :not(filter)

:not(filter)

匹配集合中没有满足过滤要求的元素集合。返回匹配元素集合

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" 
                    "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
  <script src="http://code.jquery.com/jquery-latest.js"></script>
  
  <script>
  $(document).ready(function(){
    
    $("input:not(:checked) + span").css("background-color", "yellow");
    $("input").attr("disabled", "disabled");

  });
  </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>
</body>
</html>

 

$("input:not(:checked) + span").css("background-color", "yellow");

匹配input元素集合中没有被checked的input元素集合。以下为匹配集合

<input type="checkbox" name="a" />

<input type="checkbox" name="b" />

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