3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php // Source: https://bugs.php.net/bug.php?id=61225 $wyraz1= "baba"; $wyraz2="abba"; function testAnagram($wyraz) { if (strlen($wyraz) == strlen(wyraz2)) { $isAnagram = array(); for ($i=0;$i<strlen($wyraz);$i++) { if (isset($isAnagram[$wyraz[$i]])) $isAnagram[$wyraz[$i]]++; else $isAnagram[$wyraz[$i]] = 1; } return $isAnagram; } } $wyn1 = testAnagram($wyraz1); ksort($wyn1); $wyn2 = testAnagram($wyraz2); ksort($wyn2); if ($wyn1 == $wyn2) { echo "identical"; } else {echo "not ident.";} print_r($wyn1);
Output for 4.3.0 - 5.6.28, 7.0.0 - 7.1.0
Notice: Use of undefined constant wyraz2 - assumed 'wyraz2' in /in/1hteK on line 8 Warning: ksort() expects parameter 1 to be array, null given in /in/1hteK on line 19 Notice: Use of undefined constant wyraz2 - assumed 'wyraz2' in /in/1hteK on line 8 Warning: ksort() expects parameter 1 to be array, null given in /in/1hteK on line 21 identical
Output for hhvm-3.10.0 - 3.12.0
Notice: Use of undefined constant wyraz2 - assumed 'wyraz2' in /in/1hteK on line 8 Warning: Invalid operand type was used: ksort expects array(s) or collection(s) in /in/1hteK on line 19 Notice: Use of undefined constant wyraz2 - assumed 'wyraz2' in /in/1hteK on line 8 Warning: Invalid operand type was used: ksort expects array(s) or collection(s) in /in/1hteK on line 21 identical