[#BSLMF_METAINT_TO_INT]
= BSLMF_METAINT_TO_INT
:mrdocs:

Extract the compile‐time integer value from a `MetaInt` expression.

== Synopsis

Declared in `<bslmf_metaint.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
#define BSLMF_METAINT_TO_INT(expr)

----

== Description

Given an integral value, `V`, and an expression, `expr`, of type `bslmf::MetaInt<V>`, this macro returns a compile‐time constant with value, `V`. The expression, `expr`, is not evaluated at run‐time.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *expr*
| `MetaInt` expression whose compile‐time value is extracted
|===


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