3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function compareCombinations($toFind, $toTry){ $nb = 4; $goodPlace = 0; $wrongPlace = 0; $toFind = str_split($toFind); $toTry = str_split($toTry); //Look for good places for($i = 0; $i < $nb; $i++){ if($toFind[$i] === $toTry[$i]){ $goodPlace++; } } //Look for wrong places for($i = 0; $i < $nb; $i++){ for($j = 0; $j < $nb; $j++){ if($i == $j){ continue; } if($toTry[$i] === $toFind[$j]){ $wrongPlace++; } } } return array( 'good' => $goodPlace, 'wrong' => $wrongPlace, 'absent' => $nb - $goodPlace - $wrongPlace ); } foreach(array('0000' => '0001') as $find => $try){ $r = compareCombinations($find,$try); var_dump(array( 'find' => $find, 'try' => $try ) + $r); }
Output for 5.0.0 - 7.1.0
array(5) { ["find"]=> string(4) "0000" ["try"]=> string(4) "0001" ["good"]=> int(3) ["wrong"]=> int(9) ["absent"]=> int(-8) }
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: str_split() in /in/CYWAJ on line 7
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: str_split() in /in/CYWAJ on line 7
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: str_split() in /in/CYWAJ on line 7