[#IsHex]
= IsHex
:mrdocs:

Returns true if each character in str is a hex character, and has an even number of hex digits&period;

== Synopsis

Declared in `&lt;util&sol;strencodings&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
bool
IsHex(std::string&lowbar;view str);
----

== Return Value

true if str is a valid, even&hyphen;length hex string, false otherwise&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *str*
| The string to check&period;
|===


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