Converts given Multi-dimensional Array to Object, using Recursive Function Approach

ConvertMultidimensionalArrayToObject.php

<?php

// A multi-dimensional array
$user = [
	'firstname'=>'Muzafar',
	'lastname'=>'Jatoi',
	'contacts'=>[
		[
			'mobile'=>'0500000000',
			'email'=>'john@gmail.com',
		],
		[
			'mobile'=>'03000000000',
			'email'=>'doe@gmail.com',
		]
	]
];

// Converts given multi-dimensional array into object recursively
function arrayToObject(array $arr) {
	$obj = new stdClass();
	foreach ($arr as $key=>$value) {
		if (is_array($value)) {
			$obj->$key = arrayToObject($value);
		}else{
			$obj->$key = $value;
		}
	}
	return $obj;
}

$userObj = arrayToObject($user);

echo $userObj->firstname; // Muzafar
echo $userObj->contacts->{0}->mobile; // 0500000000