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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 |
|---|---|
| 3345 | } |
| 3346 | |
| 3347 | /** |
| 3348 | * Filters the thresholds used to determine whether to suggest the use of a persistent object cache. |
| 3349 | * |
| 3350 | * @since 6.1.0 |
| 3351 | * |
| 3352 | * @param int[] $thresholds The list of threshold numbers keyed by threshold name. |
| 3353 | */ |
| 3354 | $thresholds = apply_filters( |
| 3355 | 'site_status_persistent_object_cache_thresholds', |
| 3356 | array( |
| 3357 | 'alloptions_count' => 500, |
| 3358 | 'alloptions_bytes' => 100000, |
| 3359 | 'comments_count' => 1000, |
| 3360 | 'options_count' => 1000, |
| 3361 | 'posts_count' => 1000, |
| 3362 | 'terms_count' => 1000, |
| 3363 | 'users_count' => 1000, |