[#BN_get_word]
= BN&lowbar;get&lowbar;word
:mrdocs:

Return `a` as a BN&lowbar;ULONG when it fits in a single word&period;

== Synopsis

Declared in `&lt;openssl&sol;bn&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
unsigned long
BN&lowbar;get&lowbar;word(xref:BIGNUM.adoc[BIGNUM] const* a);
----

== Return Value

The low word value, or (BN&lowbar;ULONG)&hyphen;1 if `a` cannot be represented as one word&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *a*
| Big number to convert&period;
|===


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