/span> <span class="binding-type">macro</span> <span class="binding-type"><a href="https://github.com/janet-lang/spork/blob/7fd743ac09e857fe0ebd333bd7a56cd0df3876c3//spork/test.janet#L61">source</a></span> <pre class="binding-text">(timeit form &amp;opt tag)

Time the execution of `form` using `os/clock` before and after,
and print the result to stdout. Returns result of executing `form`.
Uses `tag` (default "Elapsed time:") to tag the printout.</pre></div><hr><div class="binding"><span id="test/timeit-loop