3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = 'testString' echo implode(' ', preg_split('/(?=[A-Z])/',$str));
Output for 5.4.0 - 5.4.28, 5.5.0 - 5.5.12
Parse error: syntax error, unexpected 'echo' (T_ECHO) in /in/6XcoV on line 4
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_ECHO in /in/6XcoV on line 4
Process exited with code 255.
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192.89 ms | 1395 KiB | 78 Q