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<?php $array = [ ['cs_map_id' => 84, 'cs_subject_id' => 1], ['cs_map_id' => 85, 'cs_subject_id' => 5], ]; $padWith = ['flag' => 1]; array_walk( $array, fn(&$v, $k, $extra) => $v += $extra, $padWith ); var_export($array);
Output for git.master, git.master_jit
array ( 0 => array ( 'cs_map_id' => 84, 'cs_subject_id' => 1, 'flag' => 1, ), 1 => array ( 'cs_map_id' => 85, 'cs_subject_id' => 5, 'flag' => 1, ), )

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