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What is jquery not equal to attribute selector

藏色散人Original: 2020-12-14 10:44:583411browse

jquery is not equal to the attribute selector refers to the "[attribute!=value]" selector, which is used to select all elements where the specified attribute does not exist or the specified attribute value is not equal to a certain value.

The operating environment of this article: windows10 system, jquery 1.11.1, thinkpad t480 computer.

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jquery attribute is not equal to the selector is the [attribute!=value] selector; used to select all specified attributes that do not exist or All elements whose specified attribute value is not equal to a certain value.

The selector treats the attribute value as an ordinary string (this is different from the class selector). For example, $('a[rel!=nofollow]') will match c138709809d5cab2cf1156cf8471345aSome text5db79b134e9f6b82c0b36e0489ee08ed.

The following code shows how to get all elements whose ID is not equal to cheese.

<!DOCTYPE html> 
<html>
    <head>
        <script src="http://code.jquery.com/jquery-1.11.1.min.js"></script>
    </head> 
    <body>
        <div id="eggs"></div> 
        <div id="ham"></div> 
        <div id="cheese"></div> 
        <script>
            var n = $("[id!=&#39;cheese&#39;]").length; 
            alert(n);
        </script> 
    </body> 
</html>

The following code selects all input box elements whose input names are not me.

<html>
  <head>
    <script src="http://code.jquery.com/jquery-1.11.1.min.js"></script>
    <script type="text/javascript">
    $(document).ready(function(){
          $("input[name!=&#39;me&#39;]").next().text(" changed");
    });
    </script>
  </head>
  <body>
      <div>
        <input type="radio" name="you" value="A" />
        <span>data</span>
      </div>
      <div>
        <input type="radio" name="me" value="B" />
          <span>data</span>
      </div>
      <div>
        <input type="radio" name="me" value="C" />
        <span>data</span>
      </div>
  </body>
</html>

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