<?php
$array = (
1,
null,
3
);
$keys = array_keys($array);
print_r($keys);
- Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.40, 5.5.24, 5.6.8
- Parse error: syntax error, unexpected ',' in /in/6JpBr on line 3
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 ',' in /in/6JpBr on line 3
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error in /in/6JpBr on line 3
Process exited with code 255.
preferences:
232.25 ms | 1386 KiB | 132 Q