* @param string $input * @param int $length * @param string $padStr * @param int $type ( same constants as str_pad ) * @return string * @see http://www.php.net/str_pad * @see utf8_substr * @package utf8 * @subpackage strings */ function utf8_str_pad($input, $length, $padStr = ' ', $type = STR_PAD_RIGHT) { $inputLen = utf8_strlen($input); if ($length <= $inputLen) { return $input; } $padStrLen = utf8_strlen($padStr); $padLen = $length - $inputLen; if ($type == STR_PAD_RIGHT) { $repeatTimes = ceil($padLen / $padStrLen); return utf8_substr($input . str_repeat($padStr, $repeatTimes), 0, $length); } if ($type == STR_PAD_LEFT) { $repeatTimes = ceil($padLen / $padStrLen); return utf8_substr(str_repeat($padStr, $repeatTimes), 0, floor($padLen)) . $input; } if ($type == STR_PAD_BOTH) { $padLen/= 2; $padAmountLeft = floor($padLen); $padAmountRight = ceil($padLen); $repeatTimesLeft = ceil($padAmountLeft / $padStrLen); $repeatTimesRight = ceil($padAmountRight / $padStrLen); $paddingLeft = utf8_substr(str_repeat($padStr, $repeatTimesLeft), 0, $padAmountLeft); $paddingRight = utf8_substr(str_repeat($padStr, $repeatTimesRight), 0, $padAmountLeft); return $paddingLeft . $input . $paddingRight; } trigger_error('utf8_str_pad: Unknown padding type (' . $type . ')',E_USER_ERROR); }