Just PHP FUN 108.

find_uniqfind_uniq.php

<?php
# https://www.codewars.com/kata/585d8c8a28bc7403ea0000c3 Find the unique string. 
function find_uniq($a) {
  $hash = [];
  foreach($a as $v){
    $h = str_split(preg_replace('/\s/','',strtolower($v)));
    sort($h);
    $h = implode(array_unique($h));
    if(!isset($hash[$h])){
      $hash[$h] = [];
    }
    array_push($hash[$h],$v);
  }
  foreach($hash as $v) if(1 == count($v)) return $v[0];
  throw new Exception('No answer.');
}

just_php_fun_108.md

Just PHP FUN 108.

• https://www.codewars.com/kata/585d8c8a28bc7403ea0000c3 Find the unique string.

Started at 22:59 21.09.2020 Monday Sep.
Finished at 23:19 21.09.2020 Monday Sep. (0hrs 20minutes)