array search

file.php

<!-- Array
(
    [0] => Array
        (
            [form_id] => 224
        )

    [1] => Array
        (
            [form_id] => 237
        )

) -->

$array = 'above array';
$data = array_column($data, 'form_id'); //array of ID 
$result = array_search( 237, $data );

echo $result // 1 - it means 237 exist in array

$result = array_search( 2373, $data );

echo $result // it will not reyurn anything, which means data not exist

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