a></span> <span class="parameter-name">start</span></span> ])
            <span class="returntype parameter">&#8594; <a href="dart-core/int-class.html">int</a></span>
          </span>
                  </dt>
        <dd>
          Returns the position of the first match of <code>pattern</code> in this string,
starting at <code>start</code>, inclusive: <a href="dart-core/String/indexOf.html">[...]</a>
                  
</dd>
        <dt id="lastIndexOf" class="callable">
          <span class="name"><a hre