Online PHP editor | refs for h4iGj

<?php $users=Array ( 0 => Array ( 'id' => 111, 'name' => 'Sandra Shush', 'sources' => '1234,678,780,199' ), 1 => Array ( 'id' => 112, 'name' => 'Stefanie Mcmohn', 'sources' => '32,99,85' ), 2 => Array ( 'id' => 113, 'name' => 'Michael', 'sources' => '896,1213,1918' ), 3 => Array ( 'id' => 113, 'name' => 'Michael', 'sources' => '72' ) ); print_r(array_map('str_getcsv',array_column($users,'sources'))); $result = array_filter(array_map('str_getcsv',array_column($users,'sources')),function($k,$v){ if(in_array(99,$v)) return $k;}); print_r($result);