wp_cache_set() WP 1.0
Saves the data to the cache.
Differs from wp_cache_add() and wp_cache_replace() in that it will always write data.
- See: WP_Object_Cache::set()
- Global. WP_Object_Cache.
$wp_object_cache
Object cache global instance.
Works based on:
WP_Object_Cache::set()
✈ 1 time = 0.000174s = fast | 50000 times = 1.98s = fast | PHP 7.1.11, WP 4.9.8
No Hooks.
Return
true/false. False on failure, true on success
Usage
wp_cache_set( $key, $data, $group, $expire );
- $key(int/string) (required)
- The cache key to use for retrieval later.
- $data(mixed) (required)
- The contents to store in the cache.
- $group(string)
- Where to group the cache contents. Enables the same key to be used across groups.
Default: '' - $expire(int)
- When to expire the cache contents, in seconds.
Default: 0 (no expiration)