Advanced Search

JS Code Execution Time

/ Published in: JavaScript
Save to your folder(s)

Expand | Embed | Plain Text

Copy this code and paste it in your HTML 
  1. <script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/1.4.3/jquery.min.js"></script>
  2. <script type="text/javascript">
  3.  
  4. 	$(document).ready(function(){
  5.  
  6. 		var str = document.getElementById('txt').value, 
  7. 			n = [],
  8. 			startTime = new Date().getTime(),
  9. 			endTime = 0,
  10. 			totalTime = 0,
  11. 			l = 0,
  12. 			i = 0;
  13.  
  14. 		/*
  15. 		  simple method that iterates over a string and adds
  16. 		  each char to an array so see how fast it is.
  17. 		*/
  18. 		function go() {
  19.  
  20. 			for (i=0,l=str.length; i<l; i++) {
  21. 				n.push(str.charAt(i));
  22. 			}
  23.  
  24. 			endTime = new Date().getTime();
  25.  
  26. 		}
  27.  
  28. 		go();
  29.  
  30. 		totalTime = endTime - startTime;
  31.  
  32.  
  33. 		$("#time").html("<p>Time: "+totalTime+"ms</p>");
  34. 	});
  35. </script>

Report this snippet


Comments

RSS Icon Subscribe to comments

You need to login to post a comment.