PHP : search index of the value in an array

In this tutorial learn how to search index of the value in an array,  Search for the index of a value in an array.

function search($array, $value)
    {
        return array_search($value, $array, true);
    }

TUTORIAL

<?php

$array = Array
(
            'id' => 2,
           'user' => 4,

);
/**
     * Search for the index of a value in an array.
     *
     * @param array  $array
     * @param string $value
     *
     * @return mixed
     */

function search($array, $value)
    {
        return array_search($value, $array, true);
    }

echo search($array,2);

OUTPUT DEMO:

id