Just PHP FUN 092.

alphanumeric.php

<?php
# https://www.codewars.com/kata/526dbd6c8c0eb53254000110 Not very secure.
function alphanumeric(string $s): bool {
  return ctype_alnum($s);
}
#------------------------------------------------------------------------
function alphanumeric(string $s): bool {
  echo "Input: $s \n";
  if(!is_string($s)) return false;
  $answer = boolval(preg_match('/^[a-z0-9]+$/i',$s));
  $answer ? print("It is true.\n") : print("It is false.\n");
  return $answer;
}

just_php_fun_092.md

Just PHP FUN 092.

• https://www.codewars.com/kata/526dbd6c8c0eb53254000110 Not very secure.

Started at 22:17 02.09.2020 Wednesday Sep.
Finished at 22:24 02.09.2020 Wednesday Sep. (0hrs 7minutes)