[#OPENSSL_sk_find_ex]
= OPENSSL_sk_find_ex
:mrdocs:

Search for `data;` if absent, return the insertion index of the nearest greater element.

== Synopsis

Declared in `<openssl/stack.h>`

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

== Return Value

Matching index, or a negative encoding of the insertion point when not found.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *st*
| Stack to search (sorted when a comparison function is set).
| *data*
| Key passed to the comparison function.
|===


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