tml">nvtx3::category</a>{1}, <span class="stringliteral">&quot;message&quot;</span>};</div>
<div class="line"> </div>
<div class="line"><span class="comment">// Using the nvtx3 namespace in a local scope makes the syntax more succinct:</span></div>
<div class="line"><span class="keyword">using namespace </span>nvtx3;</div>
<div class="line"><a class="code hl_typedef" href="nvtx3_8hpp.html#a0f6d5f791215ecfb507cbfa534095ab6">scoped_range</a> r{<a class="code hl_class" href="classnvtx3_1_1v1_1_1mv1_1_1payload.