Method matchesNoneOf

guava/src/com/google/common/base/CharMatcher.java:530–532

Returns {@code true} if a character sequence contains no matching BMP characters. Equivalent to {@code !matchesAnyOf(sequence)}. <p>The default implementation iterates over the sequence, invoking {@link #matches} for each character, until this returns {@code true} or the end is reached. @param seq

(CharSequence sequence)

   *     sequence is empty
   */
  public boolean matchesNoneOf(CharSequence sequence) {
    return indexIn(sequence) == -1;
  }

  /**
   * Returns the index of the first matching BMP character in a character sequence, or {@code -1} if