<?php
$array = array(5612 => 'my note');
$keys = array_keys($array);
print_r($keys[$value]);
?>
- Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- Warning: Undefined variable $value in /in/bnLal on line 5
Warning: Undefined array key "" in /in/bnLal on line 5
- Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.6 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
- Notice: Undefined variable: value in /in/bnLal on line 5
Notice: Undefined index: in /in/bnLal on line 5
- Output for 7.3.32 - 7.3.33
- Output for 5.0.4 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
- Notice: Undefined variable: value in /in/bnLal on line 5
Notice: Undefined index: in /in/bnLal on line 5
- Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.3
- Notice: Undefined variable: value in /in/bnLal on line 5
Notice: Undefined index: in /in/bnLal on line 5
preferences:
232.13 ms | 402 KiB | 341 Q