iler">Community Examples</a></div><hr><div class="binding"><span id="os/cpu-count" class="binding-sym">os/cpu-count</span> <span class="binding-type">cfunction</span> <span class="binding-type"><a href="https://github.com/janet-lang/janet/blob/4e5889e/src/core/os.c#L254">source</a></span> <pre class="binding-text">(os/cpu-count &amp;opt dflt)

Get an approximate number of CPUs available on for this process to use. If unable to get an approximation, will return a default value dflt.</pre><a href="https://jan