[#OPENSSL_sk_find]
= OPENSSL_sk_find
:mrdocs:

Find the first stack element that compares equal to `data.`

== Synopsis

Declared in `<openssl/stack.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
OPENSSL_sk_find(
    xref:OPENSSL_STACK.adoc[OPENSSL_STACK]* st,
    void const* data);
----

== Return Value

Zero‐based index of the match, or ‐1 if not found.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *st*
| Stack to search (uses its comparison function when set).
| *data*
| Value to locate.
|===


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