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 |
|---|---|
| 338 | |
| 339 | if ( ! wp_installing() || ! is_multisite() ) { |
| 340 | /** |
| 341 | * Filters all options before caching them. |
| 342 | * |
| 343 | * @since 4.9.0 |
| 344 | * |
| 345 | * @param array $alloptions Array with all options. |
| 346 | */ |
| 347 | $alloptions = apply_filters( 'pre_cache_alloptions', $alloptions ); |
| 348 | |
| 349 | wp_cache_add( 'alloptions', $alloptions, 'options' ); |
| 350 | } |
| 351 | } |
| 352 | |
| 353 | /** |
| 354 | * Filters all options after retrieving them. |
| 355 | * |
| 356 | * @since 4.9.0 |