java.lang.Character isWhitespace() method Character Character java.lang.Character クラスのドキュメント (Java SE 7) Character.isDigit Character Character (Java Platform SE 7 ) Character (Java Platform SE 7 ) java.lang.Character Character java.lang.Character.MAX_RADIX Character Character (Java Platform SE 7 ) toUpperCase java.lang.Character.MAX_RADIX toUpperCase Character.isDigit() java.lang.Character.MAX_RADIX Go To Full Java Reference Character.isDigit(int codePoint) java.lang.Character.MAX_RADIX Character.MAX_CODE_POINT String Character.toString(char c) Character.isWhitespace() java.lang.Character surrogate java.lang.Character.MAX_RADIX Character.isLowerCase() Character Code Units Character.isDigit() Character java.lang.Character.MAX_RADIX toUpperCase Go To Full Java Reference Character class Java Character class java.lang.Character.MAX_RADIX java.lang.Character Unicode Character Representations Character Character JavaDoc of the java.lang.Character class Character Character.isWhitespace Unicode code point toUpperCase java.lang.Character.MAX_RADIX java.lang.Character Go To Full Java Reference Java Character class javadoc Unicode Character Representations String Character.toString(char c) Character class java.lang.Character boolean Character.isDigit(char c) toUpperCase boolean Character.isDigit(char c) Go To Full Java Reference