[#absl-ParseFlag-09]
= xref:absl.adoc[absl]::ParseFlag
:relfileprefix: ../
:mrdocs:

Parses a string value into a flag value of type `T`. Do not add overloads of this function for your type directly; instead, add an `AbslParseFlag()` free function as documented above.

== Synopsis

Declared in `<absl/flags/marshalling.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<typename T>
bool
ParseFlag(
    std::string_view input,
    T* dst,
    std::string* error);
----

== Return Value

`true` if `input` was successfully parsed into `*dst`.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *input*
| The string to parse.
| *dst*
| The destination to store the parsed value in.
| *error*
| Set to an error message when parsing fails.
|===


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