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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 |
|---|---|
| 787 | if ( $result ) { |
| 788 | |
| 789 | /** |
| 790 | * Fires after a transient is deleted. |
| 791 | * |
| 792 | * @since 3.0.0 |
| 793 | * |
| 794 | * @param string $transient Deleted transient name. |
| 795 | */ |
| 796 | do_action( 'deleted_transient', $transient ); |
| 797 | } |
| 798 | |
| 799 | return $result; |
| 800 | } |
| 801 | |
| 802 | /** |
| 803 | * Retrieves the value of a transient. |
| 804 | * |
| 805 | * If the transient does not exist, does not have a value, or has expired, |