man/tip/nng_stat_timestamp.3.html


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---
version: tip
layout: manpage_v2
title: nng_stat_timestamp(3)
---
<h1>nng_stat_timestamp(3)</h1>
<div class="sect1">
<h2 id="_name">NAME</h2>
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<div class="paragraph">
<p>nng_stat_timestamp - get statistic timestamp</p>
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<h2 id="_synopsis">SYNOPSIS</h2>
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<pre class="pygments highlight"><code data-lang="c"><span></span><span class="tok-cp">#include</span><span class="tok-w"> </span><span class="tok-cpf">&lt;nng/nng.h&gt;</span>

<span class="tok-k">typedef</span><span class="tok-w"> </span><span class="tok-k">struct</span><span class="tok-w"> </span><span class="tok-nc">nng_stat</span><span class="tok-w"> </span><span class="tok-n">nng_stat</span><span class="tok-p">;</span>

<span class="tok-kt">uint64_t</span><span class="tok-w"> </span><span class="tok-nf">nng_stat_timestamp</span><span class="tok-p">(</span><span class="tok-n">nng_stat</span><span class="tok-w"> </span><span class="tok-o">*</span><span class="tok-n">stat</span><span class="tok-p">);</span></code></pre>
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<h2 id="_description">DESCRIPTION</h2>
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<p>The <code>nng_stat_timestamp()</code> function returns the a timestamp, which is measured
as a number of milliseconds since some arbitrary value in the past.</p>
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<div class="paragraph">
<p>Even within the same snapshot, statistics might have different timestamp
values, as the timestamp represents the time when that particular statistic
was captured.</p>
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These values are intended to facilitate calculation of rates, by
comparing values from one snapshot with a subsequent one.
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The values used here have the same offset as the
<a href="nng_clock.3supp.html"><code>nng_clock()</code></a> supplemental function.
This can be useful when converting these values to local clock time.
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<h2 id="_return_values">RETURN VALUES</h2>
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<div class="paragraph">
<p>The timestamp when <em>stat</em> was captured, measured as a number of
milliseconds since some time in the past.</p>
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<h2 id="_errors">ERRORS</h2>
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<div class="paragraph">
<p>None.</p>
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<h2 id="_see_also">SEE ALSO</h2>
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<div class="paragraph text-left">
<p><a href="libnng.3.html">libnng(3)</a>,
<a href="nng_stats_get.3.html">nng_stats_get(3)</a>,
<a href="nng_stat_value.3.html">nng_stat_value(3)</a>,
<a href="nng_clock.3supp.html">nng_clock(3supp)</a>,
<a href="nng_stat.5.html">nng_stat(5)</a>,
<a href="nng.7.html">nng(7)</a></p>
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