[#BDLB_ARRAYUTIL_SIZE]
= BDLB_ARRAYUTIL_SIZE
:mrdocs:

Return the number of elements in the passed array `a` as a constant expression.

== Synopsis

Declared in `<bdlb_arrayutil.h>`

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

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