将两个连续值合并为一个数组中的一个double值

Question

how i can do following array conversion in php?

// turn
array ('1', 'a', '2', 'b', '3', 'c', '4', 'd');

// into
array ('1,a', '2,b', '3,c', '4,d');

Answer 1

You can easily to that with array_chunk:

$original = array ('1', 'a', '2', 'b', '3', 'c', '4', 'd');

$new_array = array();
foreach(array_chunk($original, 2) as $values) {
    $new_array[] = implode(',', $values);
}

var_dump($new_array );