3v4l.org

run code in 300+ PHP versions simultaneously
<?php $one ='one'; $two = 'onf'; $one_array = str_split($one); $two_array = str_split($two); foreach($one_array as $key => $char) { if($char != $two_array[$key]) { echo $char . '!=' . $two_array[$key] . PHP_EOL; } }

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43.06 ms | 1525 KiB | 5 Q