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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 |
|---|---|
| 656 | if ( $result ) { |
| 657 | |
| 658 | /** |
| 659 | * Fires after a transient is deleted. |
| 660 | * |
| 661 | * @since 3.0.0 |
| 662 | * |
| 663 | * @param string $transient Deleted transient name. |
| 664 | */ |
| 665 | do_action( 'deleted_transient', $transient ); |
| 666 | } |
| 667 | |
| 668 | return $result; |
| 669 | } |
| 670 | |
| 671 | /** |
| 672 | * Retrieves the value of a transient. |
| 673 | * |
| 674 | * If the transient does not exist, does not have a value, or has expired, |