How to match key value in two arrays in php -

How to match key value in two arrays in php -

i have 2 arrays

array ( [0] => array ( [id] => 1 [affiliate_id] => 190 ) [1] => array ( [id] => 2 [affiliate_id] => 946 ) ) array ( [0] => array ( [id] => 1 [user_id] => 190 ) [1] => array ( [id] => 2 [user_id] => 246 ) [2] => array ( [id] => 3 [user_id] => 249 ) [3] => array ( [id] => 3 [user_id] => 250 ) )

now want array has value this

if affiliate_id of first array exists in sec array user_id value in 3rd array like

array ( [0] => array ( [affiliate_id] => 190 ) )

i want affiliate_id exists in sec array user_id

$a = array( array('id' => 1, 'affiliate_id' => 190), array('id' => 2, 'affiliate_id' => 946) ); $b = array( array('id' => 1, 'user_id' => 190), array('id' => 2, 'user_id' => 246), array('id' => 3, 'user_id' => 249), array('id' => 3, 'user_id' => 250) ); $c = array_map(function ($arr) { homecoming $arr['affiliate_id']; }, $a); $d = array_map(function ($arr) { homecoming $arr['user_id']; }, $b); $e = array_intersect($c, $d); print_r($e);

php arrays