/**
* Replaces a substring with a specified string, and returns the new string.
*
* @param int $startPos The position of the first character in the substring to be replaced.
* @param int $length The length of the substring to be replaced.
* @param string $with The replacement string.
*
* @return CUStringObject The resulting string.
*/
public function replaceSubstring($startPos, $length, $with)
{
return CUString::replaceSubstring($this, $startPos, $length, $with);
}
