wp_cache_get( int|string $key, string $group = ”, bool $force = false, bool $found = null )

按键和组从缓存中检索缓存内容。
Retrieves the cache contents from the cache by key and group.

目录锚点：#说明#参数#源码

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说明（Description）

另请参阅WP_Object_Cache:：get（）

参数（Parameters）

源码（Source）

/**
 * Retrieves the cache contents from the cache by key and group.
 *
 * @since 2.0.0
 *
 * @global WP_Object_Cache $wp_object_cache
 *
 * @param int|string $key What the contents in the cache are called
 * @param string $group Where the cache contents are grouped
 * @param bool $force Whether to force an update of the local cache from the persistent cache (default is false)
 * @param bool &$found Whether key was found in the cache. Disambiguates a return of false, a storable value.
 * @return bool|mixed False on failure to retrieve contents or the cache
 *		              contents on success
 */
function wp_cache_get( $key, $group = '', $force = false, &$found = null ) {
	global $wp_object_cache;

	return $wp_object_cache->get( $key, $group, $force, $found );
}