Online PHP editor | refs for u8QZP

<?php $array1 =[ ["id"=> "1", "uid"=>'123', "status"=>'0'], ["id"=> "2", "uid"=>'321', "status"=>'1'] ]; $array2 =[ ["uid"=> "123", "name"=>'张三'], ["uid"=> "321", "name"=>'李四'] ]; $array2 = array_column($array2, 'name', 'uid'); foreach($array1 as &$arr) $arr['uid'] = $array2[$arr['uid']]; var_dump($array1);