<?php
function seek(&$arr, $key){
$offset = 0;
while(key($arr) !== $key){
next($arr);
$offset++;
}
return $offset;
}
$arr = [
'a' => 10,
'b' => 11,
'c' => 12,
'd' => 13,
'e' => 14,
];
$offset = seek($arr, 'c');
var_dump($offset);
var_dump(key($arr));
var_dump(current($arr));
- Output for 5.5.0 - 5.5.36, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- int(2)
string(1) "c"
int(12)
preferences:
210.72 ms | 404 KiB | 244 Q