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  1. <?php
  2.  
  3. function checkWord($toCheck, $solution) {
  4.     $toCheck = str_split($toCheck, 1);
  5.     $solution = str_split($solution, 1);
  6.     $out = array();
  7.  
  8.     foreach ($toCheck as $pos => $char) {
  9.         if ($char == $solution[$pos]) {
  10.             $out[$pos] = "<span class=\"green\">$char</span>";
  11.             unset($toCheck[$pos], $solution[$pos]);
  12.         }
  13.     }
  14.  
  15.     foreach ($toCheck as $pos => $char) {
  16.         if (false !== $solPos = array_search($char, $solution)) {
  17.             $out[$pos] = "<span class=\"red\">$char</span>";
  18.             unset($toCheck[$pos], $solution[$solPos]);
  19.         }
  20.     }
  21.  
  22.     $out += $toCheck;
  23.     ksort($out);
  24.  
  25.     return implode($out);
  26. }
  27.  
  28. var_dump(checkWord('abaac', 'aabbc'));
Success #stdin #stdout 0.02s 13112KB
comments (?)
stdin 
Standard input is empty
stdout 
string(109) "<span class="green">a</span><span class="red">b</span><span class="red">a</span>a<span class="green">c</span>"
https://ideone.com/8ojAG
language:
PHP (php 7.3.5)
created:
11 years ago
visibility:
public

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