3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo `php echo '`';`;
Output for 5.4.0 - 5.4.25
Parse error: syntax error, unexpected '';`;' (T_ENCAPSED_AND_WHITESPACE), expecting ',' or ';' in /in/t4V7i on line 2
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_ENCAPSED_AND_WHITESPACE, expecting ',' or ';' in /in/t4V7i on line 2
Process exited with code 255.
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175.69 ms | 1395 KiB | 62 Q