Online PHP editor | refs for mY6pd

<?php $array_1 = [1,'a','b','c','d','e','f','g','h','i']; $array_2 = [2,'aa','bb','cc','dd','ee','ff','gg','hh','ii']; $array_3 = [3,'aaa','bbb','ccc','ddd','eee','fff','ggg','hhh','iii']; $array_4 = [4,'aaaa','bbbb','cccc','dddd','eeee','ffff','gggg','hhhh','iiii']; $array_5 = [5,'aaaaa','bbbbb','ccccc','ddddd','eeeee','fffff','ggggg','hhhhh', 'iiiii']; print_r(array_map(null,$array_1,$array_2,$array_3,$array_4,$array_5));