wp_cache_set( int|string $key, mixed $data, string $group = '', int $expire )
Saves the data to the cache.
Description
Differs from wp_cache_add() and wp_cache_replace() in that it will always write data.
See also
Parameters
- $key
-
(Required) The cache key to use for retrieval later.
- $data
-
(Required) The contents to store in the cache.
- $group
-
(Optional) Where to group the cache contents. Enables the same key to be used across groups.
Default value: ''
- $expire
-
(Optional) When to expire the cache contents, in seconds.<br> Default 0 (no expiration).
Return
(bool) True on success, false on failure.
Source
File: wp-includes/cache.php
function wp_cache_set( $key, $data, $group = '', $expire = 0 ) {
global $wp_object_cache;
return $wp_object_cache->set( $key, $data, $group, (int) $expire );
}
Changelog
| Version | Description |
|---|---|
| 2.0.0 | Introduced. |