3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array() $arr['key'] = array(); $arr['key'][] = 'foo'; $arr['key'][] = 'bar'; print_r($arr);
Output for 5.4.0 - 5.4.31
Parse error: syntax error, unexpected '$arr' (T_VARIABLE) in /in/e1qjl on line 3
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_VARIABLE in /in/e1qjl on line 3
Process exited with code 255.
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191.67 ms | 1394 KiB | 68 Q