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<?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);
Output for 5.5.0 - 7.2.0
array(2) { [0]=> array(3) { ["id"]=> string(1) "1" ["uid"]=> string(6) "张三" ["status"]=> string(1) "0" } [1]=> &array(3) { ["id"]=> string(1) "2" ["uid"]=> string(6) "李四" ["status"]=> string(1) "1" } }
Output for 5.4.0 - 5.4.45
Fatal error: Call to undefined function array_column() in /in/u8QZP on line 22
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/u8QZP on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/u8QZP on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/u8QZP on line 3
Process exited with code 255.