3v4l.org

run code in 300+ PHP versions simultaneously
<?php ech md5('QNKCDZO'); if(is_float(md5('QNKCDZO'))){ echo 'yes'; } else echo 'no';
Output for 5.4.0 - 5.4.26
Parse error: syntax error, unexpected 'md5' (T_STRING) in /in/p6GQt on line 2
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_STRING in /in/p6GQt on line 2
Process exited with code 255.
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181.5 ms | 1395 KiB | 63 Q