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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 |
---|---|
470 | * Filters the cache expiration. |
471 | * |
472 | * Can be used to adjust the time until expiration in seconds for the cache |
473 | * of the data retrieved for the given URL. |
474 | * |
475 | * @since 5.9.0 |
476 | * |
477 | * @param int $ttl The time until cache expiration in seconds. |
478 | */ |
479 | $cache_expiration = apply_filters( 'rest_url_details_cache_expiration', $ttl ); |
480 |
|
481 | return set_site_transient( $key, $data, $cache_expiration ); |
482 | } |
483 |
|
484 | /** |
485 | * Retrieves the `<head>` section. |
486 | * |
487 | * @since 5.9.0 |
488 | * |