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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 |
|---|---|
| 2252 | if ( $result ) { |
| 2253 | |
| 2254 | /** |
| 2255 | * Fires after a transient is deleted. |
| 2256 | * |
| 2257 | * @since 3.0.0 |
| 2258 | * |
| 2259 | * @param string $transient Deleted transient name. |
| 2260 | */ |
| 2261 | do_action( 'deleted_site_transient', $transient ); |
| 2262 | } |
| 2263 | |
| 2264 | return $result; |
| 2265 | } |
| 2266 | |
| 2267 | /** |
| 2268 | * Retrieves the value of a site transient. |
| 2269 | * |
| 2270 | * If the transient does not exist, does not have a value, or has expired, |