3v4l.org

run code in 300+ PHP versions simultaneously
<?php $d = 10; function myFunction($d) { return ==$d; } myFunction($d++); echo $d;
Output for 5.4.0 - 5.4.34
Parse error: syntax error, unexpected '==' (T_IS_EQUAL) in /in/vTWkf on line 5
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected T_IS_EQUAL in /in/vTWkf on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_IS_EQUAL in /in/vTWkf on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/vTWkf on line 5
Process exited with code 255.
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201.38 ms | 1395 KiB | 124 Q