an style="color: #0070C1">attendeeId</span><span style="color: #000000"> </span><span style="color: #0000FF">in</span><span style="color: #000000"> </span><span style="color: #001080">roster</span><span style="color: #000000">) {</span>
<span style="color: #000000">          </span><span style="color: #001080">roster</span><span style="color: #000000">[</span><span style="color: #001080">attendeeId</span><span style="color: #000000">].</span><span style="color: #001080">hasVideo</span><span style="color: #0