Time a function: Difference between revisions

Content added Content deleted
m (→‎{{header|Phix}}: added with js, changed "+= i" to "+= odd(i)" to make it 32/64 bit compatible, and removed the requires(64))
Line 1,780: Line 1,780:
=={{header|Phix}}==
=={{header|Phix}}==
{{libheader|Phix/basics}}
{{libheader|Phix/basics}}
Measures wall-clock time. On Windows the resolution is about 15ms. The elapsed function makes things more human-readable, eg 720 (seconds) => 12 minutes
Measures wall-clock time. On Windows the resolution is about 15ms. The elapsed function makes it more human-readable, eg elapsed(720) yields "12 minutes".
<!--<lang Phix>(phixonline)-->
<!--<lang Phix>(phixonline)-->
<span style="color: #7060A8;">requires</span><span style="color: #0000FF;">(</span><span style="color: #000000;">64</span><span style="color: #0000FF;">)</span> <span style="color: #000080;font-style:italic;">-- (can ignore this in p2js)</span>
<span style="color: #008080;">with</span> <span style="color: #008080;">javascript_semantics</span>
<span style="color: #008080;">function</span> <span style="color: #000000;">identity</span><span style="color: #0000FF;">(</span><span style="color: #004080;">integer</span> <span style="color: #000000;">x</span><span style="color: #0000FF;">)</span>
<span style="color: #008080;">function</span> <span style="color: #000000;">identity</span><span style="color: #0000FF;">(</span><span style="color: #004080;">integer</span> <span style="color: #000000;">x</span><span style="color: #0000FF;">)</span>
<span style="color: #008080;">return</span> <span style="color: #000000;">x</span>
<span style="color: #008080;">return</span> <span style="color: #000000;">x</span>
Line 1,790: Line 1,789:
<span style="color: #008080;">function</span> <span style="color: #000000;">total</span><span style="color: #0000FF;">(</span><span style="color: #004080;">integer</span> <span style="color: #000000;">num</span><span style="color: #0000FF;">)</span>
<span style="color: #008080;">function</span> <span style="color: #000000;">total</span><span style="color: #0000FF;">(</span><span style="color: #004080;">integer</span> <span style="color: #000000;">num</span><span style="color: #0000FF;">)</span>
<span style="color: #008080;">for</span> <span style="color: #000000;">i</span><span style="color: #0000FF;">=</span><span style="color: #000000;">1</span> <span style="color: #008080;">to</span> <span style="color: #000000;">100_000_000</span> <span style="color: #008080;">do</span>
<span style="color: #008080;">for</span> <span style="color: #000000;">i</span><span style="color: #0000FF;">=</span><span style="color: #000000;">1</span> <span style="color: #008080;">to</span> <span style="color: #000000;">100_000_000</span> <span style="color: #008080;">do</span>
<span style="color: #000000;">num</span> <span style="color: #0000FF;">+=</span> <span style="color: #000000;">i</span>
<span style="color: #000000;">num</span> <span style="color: #0000FF;">+=</span> <span style="color: #7060A8;">odd</span><span style="color: #0000FF;">(</span><span style="color: #000000;">i</span><span style="color: #0000FF;">)</span>
<span style="color: #008080;">end</span> <span style="color: #008080;">for</span>
<span style="color: #008080;">end</span> <span style="color: #008080;">for</span>
<span style="color: #008080;">return</span> <span style="color: #000000;">num</span>
<span style="color: #008080;">return</span> <span style="color: #000000;">num</span>
Line 1,808: Line 1,807:
<pre>
<pre>
identity(4) = 4, taking 0s
identity(4) = 4, taking 0s
total(4) = 5000000050000004, taking 0.2s
total(4) = 50000004, taking 6.8s
</pre>
</pre>


Retrieved from "https://rosettacode.org/wiki/Time_a_function"