# 3 ways to loop through each character in a string

$text = "hello world";

for $i (0..length($text)-1){
    $char = substr($text, $i, 1);
    print "Index: $i, Text: $char \n";   
}

foreach $char (split //, $text) {
  print "$char\n";
}

foreach $char (split('', $text)) {
  print "$char\n";
}