3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(json_encode("\xB1\x31")); echo 'test' echo json_last_error();
Output for 5.4.0 - 5.4.14
Parse error: syntax error, unexpected 'echo' (T_ECHO), expecting ',' or ';' in /in/n2GV5 on line 5
Process exited with code 255.
Output for 5.3.0 - 5.3.24
Parse error: syntax error, unexpected T_ECHO, expecting ',' or ';' in /in/n2GV5 on line 5
Process exited with code 255.
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