returns true if a character is a control character , and false otherwise . concode_field_sep PlaceHolder placeHolder concode_field_sep boolean isSymbol concode_elem_sep boolean isPunctuation concode_elem_sep Character getCharacter concode_elem_sep String unicodeBlockStringOf concode_elem_sep Character[] asCharacterArray
boolean function ( char arg0 ) { return Character . getType ( arg0 ) == Character . CONTROL ; }