[#mp_units-is_lteq_zero]
= xref:mp_units.adoc[mp&lowbar;units]::is&lowbar;lteq&lowbar;zero
:relfileprefix: ../
:mrdocs:

== Synopsis

Declared in `&lt;mp&hyphen;units&sol;framework&sol;compare&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template&lt;typename T&gt;
requires requires &lcub;
    &lcub; T&colon;&colon;zero() &rcub; &hyphen;&gt; std&colon;&colon;three&lowbar;way&lowbar;comparable&lowbar;with&lt;T&gt;&semi;
  &rcub;
&lsqb;&lsqb;nodiscard&rsqb;&rsqb;
constexpr
bool
is&lowbar;lteq&lowbar;zero(T v);
----


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