3v4l.org

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<?php echo(mb_check_encoding(hexdec(bin2hex(1)) ?>
Output for 7.0.0 - 7.0.2
Parse error: syntax error, unexpected '?>', expecting ',' or ')' in /in/2I2ci on line 5
Process exited with code 255.
Output for 5.5.24 - 5.5.31, 5.6.8 - 5.6.17
Parse error: syntax error, unexpected '?>' in /in/2I2ci on line 5
Process exited with code 255.

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