lose</a> method. <a href="dart-io/File/open.html">[...]</a>
                  
</dd>
        <dt id="openRead" class="callable">
          <span class="name"><a href="dart-io/File/openRead.html">openRead</a></span><span class="signature">(<wbr>[<span class="parameter" id="openRead-param-start"><span class="type-annotation"><a href="dart-core/int-class.html">int</a></span> <span class="parameter-name">start</span>, </span> <span class="parameter" id="openRead-param-end"><span class="type-annotation"><a href=