an>, [</span> <span class="parameter" id="getInt64-param-endian"><span class="type-annotation"><a href="dart-typed_data/Endian-class.html">Endian</a></span> <span class="parameter-name">endian</span> = <span class="default-value">Endian.big</span></span> ])
      
    </section>
    <section class="desc markdown">
      <p>Returns the (possibly negative) integer represented by the eight bytes at
the specified <code>byteOffset</code> in this object, in two's complement binary
form.</p>
<p>The return value wi