WP hooks navigation: Home/browse • Actions index • Filters index
To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).
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 |
|---|---|
| 620 | |
| 621 | if ( ! wp_installing() || ! is_multisite() ) { |
| 622 | /** |
| 623 | * Filters all options before caching them. |
| 624 | * |
| 625 | * @since 4.9.0 |
| 626 | * |
| 627 | * @param array $alloptions Array with all options. |
| 628 | */ |
| 629 | $alloptions = apply_filters( 'pre_cache_alloptions', $alloptions ); |
| 630 | |
| 631 | wp_cache_add( 'alloptions', $alloptions, 'options' ); |
| 632 | } |
| 633 | } |
| 634 | |
| 635 | /** |
| 636 | * Filters all options after retrieving them. |
| 637 | * |
| 638 | * @since 4.9.0 |