jQuery 1.x and 2.x detecting browser with PHP

jQuery 1.x and 2.x detecting browser with PHP

  1. <!doctype html>
  2. <html>
  3. <head>
  4. <meta charset="utf-8">

  6. <?php

  8. // JQuery 1.x and 2.x URLs
  9. $jQuery1 = 'jquery-1.11.2.min.js';
  10. $jQuery2 = 'jquery-2.1.1.min.js';

  12. // Default
  13. $jQuery = $jQuery2;

  15. // User Agent
  16. $arr = explode(' ',mb_strtolower(str_replace(array('.','/'),' ',$_SERVER['HTTP_USER_AGENT']), 'UTF-8'));

  18. for($i=0; $i < count($arr); $i++){
  19. if($arr[$i] == "msie"){ // Internet Explorer ?
  20. if($arr[$i+1] <= 8){ // <= 8 version ?
  21. $jQuery = $jQuery1; // Jquery 1.x
  22. }
  23. }
  24. }

  26. // Print
  27. echo '<script src="'.$jQuery.'"><script>';
  28. ?>


  31. </head>

  33. <body>
  34. </body>
  35. </html>