[#absl-ascii_isalnum]
= xref:absl.adoc[absl]::ascii_isalnum
:relfileprefix: ../
:mrdocs:

Determines whether the given character is an alphanumeric character.

== Synopsis

Declared in `<absl/strings/ascii.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
bool
ascii_isalnum(unsigned char c);
----

== Return Value

`true` if `c` is alphanumeric, `false` otherwise.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *c*
| The character to test.
|===


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