WP_AI_Client_Cache::clear(): bool

Wipes clean the entire cache’s keys.

Description

This method only clears the cache group used by this adapter. If the underlying cache implementation does not support group flushing, this method returns false.

Return

bool True on success and false on failure.

Source

public function clear(): bool {
	if ( ! function_exists( 'wp_cache_supports' ) || ! wp_cache_supports( 'flush_group' ) ) {
		return false;
	}

	return wp_cache_flush_group( self::CACHE_GROUP );
}

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Uses	Description
wp_cache_supports()`wp-includes/cache.php`	Determines whether the object cache implementation supports a particular feature.
wp_cache_flush_group()`wp-includes/cache.php`	Removes all cache items in a group, if the object cache implementation supports it.

Changelog

Version	Description
7.0.0	Introduced.

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