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The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )
apply_filters( "hook_name", "what_to_filter" )
.Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
Line | Code |
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670 |
|
671 | /** |
672 | * Filters the enveloped form of a response. |
673 | * |
674 | * @since 4.4.0 |
675 | * |
676 | * @param array $envelope Envelope data. |
677 | * @param WP_REST_Response $response Original response data. |
678 | */ |
679 | $envelope = apply_filters( 'rest_envelope_response', $envelope, $response ); |
680 |
|
681 | // Ensure it's still a response and return. |
682 | return rest_ensure_response( $envelope ); |
683 | } |
684 |
|
685 | /** |
686 | * Registers a route to the server. |
687 | * |
688 | * @since 4.4.0 |