3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array( ["ONE"]=>1, ["TWO"]=>2, ["THREE"]=>3, ["FOUR"]=>4, ["FIVE"]=>5, ["SIX"]=>6, ["SEVEN"]=>7, ["EIGHT"]=>8, ["NINE"]=>9, ["ZERO"]=>0 ); var_dump(array_search('unknown', $arr));
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28
Warning: Illegal offset type in /in/rkYCR on line 4 Warning: Illegal offset type in /in/rkYCR on line 5 Warning: Illegal offset type in /in/rkYCR on line 6 Warning: Illegal offset type in /in/rkYCR on line 7 Warning: Illegal offset type in /in/rkYCR on line 8 Warning: Illegal offset type in /in/rkYCR on line 9 Warning: Illegal offset type in /in/rkYCR on line 10 Warning: Illegal offset type in /in/rkYCR on line 11 Warning: Illegal offset type in /in/rkYCR on line 12 Warning: Illegal offset type in /in/rkYCR on line 14 bool(false)
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.27
Parse error: syntax error, unexpected '[', expecting ')' in /in/rkYCR on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[', expecting ')' in /in/rkYCR on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/rkYCR on line 4
Process exited with code 255.
preferences:
275.81 ms | 1395 KiB | 198 Q