Method append

src/core/util/StringBuilder.ts:15–26

(s: string | number)

  }

  public append(s: string | number): StringBuilder {
    if (typeof s === 'string') {
      this.value += s.toString();
    } else if (this.encoding) {
      // use passed format (fromCharCode will return UTF8 encoding)
      this.value += StringUtils.castAsNonUtf8Char(s, this.encoding);
    } else {
      // correctly converts from UTF-8, but not other encodings
      this.value += String.fromCharCode(s);
    }
    return this;
  }

  public appendChars(
    str: char[] | string[],