Kazi array_keys
Kazi array_keys hupata funguo za
safu na kuziandika kwenye safu mpya.
Syntax
array_keys(array $array, mixed $search_value = null, bool $strict = false): array
Mfano
Wacha tupate funguo kutoka kwenye safu:
<?php
$arr = ['a' => 1, 'b' => 2, 'c' => 3, 'd' => 4, 'e' => 5];
$res = array_keys($arr);
var_dump($res);
?>
Matokeo ya utekelezaji wa kodi:
['a', 'b', 'c', 'd', 'e']
Angalia Pia
-
kazi
array_values,
ambayo hupata vipengele vya safu
