Method isLetterOrDigit

classpath/java/lang/Character.java:129–131

(char c)

  }

  public static boolean isLetterOrDigit(char c) {
    return isDigit(c) || isLetter(c);
  }

  public static boolean isLetterOrDigit(int c) {
    return canCastToChar(c) && (isDigit((char) c) || isLetter((char) c));