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run code in 200+ php & hhvm versions
Bugs & Features
<?php echo twice(10); const TWO=2; function twice($n) { return TWO*$n; }
Output for 7.2.0
Warning: Use of undefined constant TWO - assumed 'TWO' (this will throw an Error in a future version of PHP) in /in/d0QsP on line 4 Warning: A non-numeric value encountered in /in/d0QsP on line 4 0
Output for 7.1.0 - 7.1.7
Notice: Use of undefined constant TWO - assumed 'TWO' in /in/d0QsP on line 4 Warning: A non-numeric value encountered in /in/d0QsP on line 4 0
Output for 5.3.0 - 7.0.20
Notice: Use of undefined constant TWO - assumed 'TWO' in /in/d0QsP on line 4 0
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_CONST in /in/d0QsP on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_CONST in /in/d0QsP on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/d0QsP on line 3
Process exited with code 255.