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<span>
Concept
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<a class="project-name" href="index.html">Subspace</a>
<span class="namespace-dots">::</span>
<a class="namespace-name" href="namespace.sus.html">sus</a>
<span class="namespace-dots">::</span>
<a class="namespace-name" href="sus-namespace.cmp.html">cmp</a>
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<a class="concept-name" href="#">PartialOrd</a>
</h1>
<div class="type-signature"><div class="src rightside"><a href="https://github.com/chromium/subspace/blob/main/sus/cmp/ord.h#L122">source</a></div><pre class="template">template <class Lhs, class Rhs = Lhs></pre><span class="concept">
concept
</span><span class="type-name">
PartialOrd
</span><div>
<div class="requires">
<span class="requires-keyword keyword">
requires
</span>
<div class="requires-constraint"><pre class="requires-constraint-line">Ord<Lhs, Rhs> || StrongOrd<Lhs, Rhs> ||</pre><pre class="requires-constraint-line"> requires(const std::remove_reference_t<Lhs>& lhs, const Rhs& rhs) {</pre><pre class="requires-constraint-line"> { lhs <=> rhs } -> std::same_as<std::partial_ordering>;</pre><pre class="requires-constraint-line"> }</pre></div>
</div>
</div></div>
<div class="description long">
<p>Concept for types that form a partial ordering (aka
<a href="https://en.cppreference.com/w/cpp/utility/compare/partial_ordering"><code>std::partial_ordering</code></a>).</p>
<h1><a name="determining-partialord-strictly" href="#determining-partialord-strictly">Determining PartialOrd strictly</a></h1>
<p><a href="sus-cmp-PartialOrd.html"><code>PartialOrd</code></a> will be satisfied if the types
satisfy <a href="sus-cmp-StrongOrd.html"><code>StrongOrd</code></a> or <a href="sus-cmp-Ord.html"><code>Ord</code></a>.
To determine if a partial ordering is the strongest type of ordering between
the types, use <a href="sus-cmp-ExclusivePartialOrd.html"><code>ExclusivePartialOrd</code></a>.</p>
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