><span class="constructor">LX</span></code>, <code class="code"><span class="constructor">Lo</span></code>: reads an <code class="code">int64</code> argument to
      the format specified by the second letter for regular integers.</li>
<li><code class="code">[&nbsp;range&nbsp;]</code>: reads characters that matches one of the characters
      mentioned in the range of characters <code class="code">range</code> (or not mentioned in
      it, if the range starts with <code class="code">^</code>). Reads a <cod