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<!DOCTYPE html>
<html>
<head>
<script src="../../ajax.googleapis.com/ajax/libs/jquery/3.4.0/jquery.min.js"></script>
<script>
$(document).ready(function(){
  $("#btn1").click(function(){
    $("div").width(500);
  });
  $("#btn2").click(function(){
    $("div").width("10em");
  });
  $("#btn3").click(function(){
    $("div").width("300pt");
  });
});
</script>
</head>
<body>
​
<button id="btn1">Set width of div to 500px</button>
<button id="btn2">Set width of div to 10em</button>
<button id="btn3">Set width of div to 300pt</button>
​
<p><b>Note:</b> Use "" for em, pt, etc.</p>
​
<div style="height:100px;width:300px;border:1px solid blue;background-color:lightblue;"></div><br>
​
</body>
​
<!-- Mirrored from www.w3schools.com/jquery/tryit.asp?filename=tryjquery_css_width_set_values by HTTrack Website Copier/3.x [XR&CO'2014], Wed, 05 Jun 2019 14:33:39 GMT -->
</html>
​
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