Method isLowSurrogate

classpath/java/lang/Character.java:169–171

(char ch)

  }

  public static boolean isLowSurrogate(char ch) {
    return ch >= '\uDC00' && ch <= '\uDFFF';
  }

  public static boolean isISOControl(char ch) {
   return ch <= '\u001F' || (ch >= '\u007F' && ch <= '\u009F');