Returns the unit of a reference

Synopsis

Declared in <mp‐units/framework/reference.h>

[[nodiscard]]
consteval
Unit auto
get_unit(reference r);
Note

This function is a hidden friend of reference, declared only inside that class: it can be found only through argument-dependent lookup.

Return Value

the unit U

Note

The return value should not be discarded.

Parameters

Name

Description

r

the reference to query

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