Isset - PHP Online

Form of PHP Sandbox

Enter Your PHP code here for testing/debugging in the Online PHP Sandbox. As in the usual PHP files, you can also add HTML, but do not forget to add the tag <?php in the places where the PHP script should be executed.



Your result can be seen below.

Result of php executing





Full code of Isset.php

  1. <?php
  2.  
  3. $var = null;
  4.  
  5. if(isset($var)) {
  6.     echo "Set";
  7. } else {
  8.     echo "Not set";
  9. }
File Description
  • Isset
  • PHP Code
  • 06 Jul-2020
  • 85 Bytes
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