PHP Multidimensional Array Check if specific array key

Today, We want to share with you PHP Multidimensional Array Check if specific array key and value exists.In this post we will show you Check if specific array key exists in multidimensional array, hear for Checks if the given key or index exists in the array we will give you demo and example for implement.In this post, we will learn about php search multidimensional array for key and return value with an example.

PHP Multidimensional Array Check if specific array key and value exists

There are the Following The simple About PHP Multidimensional Array Check if specific array key and value exists Full Information With Example and source code.

As I will cover this Post with live Working example to develop PHP: Check if value and key exist in multidimensional array, so the php search multidimensional array for key and return value for this example is following below.

Example 1 : PHP Check if value and key exist in multidimensional array

Check if specific array key exists in multidimensional array with Example

<?php
//PHP multidimensional array search by value
$members=Array
(
'0' => Array
    (
        'memberid' => '100',
        'name' => 'Virat Kohali',
        'url' => 'www.infinityknow.com'
    ),

'1' => Array
    (
        'memberid' => '4565',
        'name' => 'Narendra modi',
        'pic_square' => 'www.w3schools.com'
    ),

'2' => Array
    (
        'memberid' => '98225',
        'name' => 'Amitab bachaan',
        'pic_square' => 'www.example.com'
    )
);
?>


if(array_search(100, array_column($members, 'memberid')) !== False) {
    echo "FOUND";
} else {
    echo "Not Found";
}

Example 2 : PHP Check multidimensional Array

Check if specific array key exists in multidimensional array – PHP

<?php
$member = array(
    '102' => array(),
    '24' => array(
        '202' => array(),
        '25' => array(
            '260' => 'exists'
        )
    )
);

var_dump(checkMultupleKey($member, 202));
var_dump(checkMultupleKey($member, 230));
var_dump(checkMultupleKey($member, 260));

function checkMultupleKey(array $member, $key) {

    // is in base main array check?
    if (array_key_exists($key, $member)) {
        return true;
    }

    // check if all An arrays data  in this array
    foreach ($member as $pelm) {
        if (is_array($pelm)) {
            if (checkMultupleKey($pelm, $key)) {
                return true;
            }
        }

    }

    return false;
}

output

bool(true)
bool(false)
bool(true)

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