an class="Other">,</span> <span class="Identifier">header</span><span class="Other">:</span> <span class="StringLit">&quot;uv.h&quot;</span></div><span class="Other pragmaend">.}</span></pre></dt>
<dd>
Same as <tt class="docutils literal"><span class="pre">send()</span></tt>, but won’t queue a send request if it can’t be completed immediately. Returns:<ul class="simple"><li>&gt;= 0: number of bytes sent (it matches the given buffer size).</li>
<li>&lt; 0: negative error code (EAGAIN is returned when the