PHP transpose()

1 개요

PHP transpose()

function transpose($rows) {
	$result = [];
	$keys = array_keys($rows[0]);
	foreach( $keys as $key ) {
        	foreach( $rows as $row ) $result[$key][] = $row[$key];
	}
	return $result;
}

$members = [
	['id'=>102, 'name'=>'Ashley Allen', 'address'=>'Seoul'],
	['id'=>202, 'name'=>'Peter Parker', 'address'=>'New York'],
	['id'=>104, 'name'=>'John Smith', 'address'=>'Tokyo'],
];
print_r( transpose($members) );
# Array
# (
#     [id] => Array
#         (
#             [0] => 102
#             [1] => 202
#             [2] => 104
#         )
#     [name] => Array
#         (
#             [0] => Ashley Allen
#             [1] => Peter Parker
#             [2] => John Smith
#         )
#     [address] => Array
#         (
#             [0] => Seoul
#             [1] => New York
#             [2] => Tokyo
#         )
# )

2 같이 보기

• 함수 transpose()