Method Summary Modifier and TypeMethod and DescriptionStringsubstring(int beginIndex) Returns a string that is a substring of this string.Stringsubstring(int beginIndex, int endIndex) Returns a string that is a substring of this string.char[]toCharArray() Converts this string to a new character array.String (Java Platform SE 8 ) – Oracle Help Center docs.oracle.com › javase › 8 › docs › api › java › lang › String