[#util-ConstevalHexDigit]
= xref:util.adoc[util]::ConstevalHexDigit
:relfileprefix: ../
:mrdocs:

consteval version of HexDigit() without the lookup table.

== Synopsis

Declared in `<util/strencodings.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
consteval
uint8_t
ConstevalHexDigit(char const c);
----

== Return Value

The numeric value (0‐15) of the hex digit.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *c*
| The lowercase hex digit character to convert.
|===


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