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<?php
function replaceLettersWithNumbers($input) {
$input = strtolower($input);
$output = '';
for ($i = 0; $i < strlen($input); $i++) {
$char = $input[$i];
if ($char >= 'a' && $char <= 'z') {
$output .= (ord($char) - ord('a') + 1) . ' ';
} else {
$output .= $char . ' ';
}
}
return rtrim($output);
}
$input = "Dimooooooon";
echo replaceLettersWithNumbers($input);
?>