3v4l.org

run code in 300+ PHP versions simultaneously
<?php preg_replace('#(1|^)abc#', '', 'abc 1abc234')
Output for 5.4.0 - 5.4.28
Parse error: syntax error, unexpected end of file in /in/3BmFf on line 3
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected $end in /in/3BmFf on line 3
Process exited with code 255.
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201.14 ms | 1395 KiB | 65 Q