<?php for ($i = 0; $i < $input_line; $i++) { echo "hello = ".$s[0]." , world = ".$s[1]."\n"; } ?>
2 3
hello = , world = hello = , world =
PHP Notice: Undefined offset: 1 in /home/ahQZhD/prog.php on line 7 PHP Notice: Undefined offset: 1 in /home/ahQZhD/prog.php on line 7