- var_dump: documentation ( source)
- array_column: documentation ( source)
- in_array: documentation ( source)
<?php
$data = [
[
'id' => 3,
],
[
'id' => 5,
]
];
$ids = array_column($data, 'id');
var_dump($ids);
if (in_array(5, $ids)) {
echo 'jest';
}