[#OSSL_ENCODER_CTX_get_num_encoders]
= OSSL_ENCODER_CTX_get_num_encoders
:mrdocs:

Return how many encoder implementations are currently attached to `ctx.`

== Synopsis

Declared in `<openssl/encoder.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
OSSL_ENCODER_CTX_get_num_encoders(xref:OSSL_ENCODER_CTX.adoc[OSSL_ENCODER_CTX]* ctx);
----

== Return Value

Number of attached encoders, or 0 if `ctx` is NULL.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *ctx*
| Encoder context to query, or NULL.
|===


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