I have an array with X (let's say 40) elements. Now I need to regroup the X elements become Y (let's say 8) sub-arrays. Each sub-array consists of Z (let's say 5) elements. How can I do this?
$numbers = array('1','2',...,'40'); //original array
$numbers = array(array('1','2','3','4','5'), array('6','7','8','9','10'), ...);
Thank you in advance.