Method letterOrDigit

basex-core/src/main/java/org/basex/util/Token.java:1269–1271

Checks if the specified character is a computer letter or digit. @param ch the character to be checked @return result of check

(final int ch)

   * @return result of check
   */
  public static boolean letterOrDigit(final int ch) {
    return letter(ch) || digit(ch);
  }

  /**
   * Converts the specified token to upper case.