Method join

output/java_guava/1.4.18/Chars.java:369–381

Returns a string containing the supplied char values separated by separator. For example, join("-", '1', '2', '3') returns the string "1-2-3". @param separator the text that should appear between consecutive values in the resulting string (but not at the start or

(String separator, char... array)

  public static String join(String separator, char... array) {
    checkNotNull(separator);
    int len = array.length;
    if (len == 0) {
      return "";
    }
    StringBuilder builder = new StringBuilder(len + separator.length() * (len - 1));
    builder.append(array[0]);
    for (int i = 1; i < len; i++) {
      builder.append(separator).append(array[i]);
    }
    return builder.toString();
  }

  /**
   * Returns a comparator that compares two {@code char} arrays <a