How to use JavaScript variables in jQuery selectors?



It’s quite easy to use JavaScript variables in jQuery selectors.

Example

Let’s seen an example to use JavaScript variables in jQuery to hide an element:

Live Demo

<!DOCTYPE html>
<html>
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<script>
$(document).ready(function(){
   $("input").click(function(){
        var name = this.name;
      $("input[name=" + name + "]").hide();
    } );    
});
</script>
</head>
<body>

<h1>Heading 1</h1>
<input type="text" id="bx"/>
<input type="button" name="bx" value="one"/><br>
<input type="text" id="by"/>
<input type="button" name="by" value="two"/>
<p>To hide the buttons, click on it.</p>

</body>
</html>

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