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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 |
|---|---|
| 2536 | if ( $result ) { |
| 2537 | |
| 2538 | /** |
| 2539 | * Fires after a transient is deleted. |
| 2540 | * |
| 2541 | * @since 3.0.0 |
| 2542 | * |
| 2543 | * @param string $transient Deleted transient name. |
| 2544 | */ |
| 2545 | do_action( 'deleted_site_transient', $transient ); |
| 2546 | } |
| 2547 | |
| 2548 | return $result; |
| 2549 | } |
| 2550 | |
| 2551 | /** |
| 2552 | * Retrieves the value of a site transient. |
| 2553 | * |
| 2554 | * If the transient does not exist, does not have a value, or has expired, |