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.

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)

Code of wp cache set: wp-includes/cache.php ^{VER 5.1.1}

<?php
function wp_cache_set( $key, $data, $group = '', $expire = 0 ) {
	global $wp_object_cache;

	return $wp_object_cache->set( $key, $data, $group, (int) $expire );
}

Related Functions

From tag: cache (caching)