in_array in multidimensional array php code example

Example 1: php nested array contains

in_array($search, array_column($array, 'name'))

Example 2: how to create multidimensional array in php

$cars = array
  (
  array("Volvo",22,18),
  array("BMW",15,13),
  array("Saab",5,2),
  array("Land Rover",17,15)
  );