includes/class-fs-api.php
function is_cached( $path, $method = 'GET', $params = array() ) {
			$cache_key = $this->get_cache_key( $path, $method, $params );

			return self::$_cache->has_valid( $cache_key );
		}
function is_cached( $path, $method = 'GET', $params = array() ) {
			$cache_key = $this->get_cache_key( $path, $method, $params );

			return self::$_cache->has_valid( $cache_key );
		}
function is_cached ( $ path , $ method = 'GET' , $ params = array ( ) ) { $ cache_key = $ this -> get_cache_key ( $ path , $ method , $ params ) ; return self :: $ _cache -> has_valid ( $ cache_key ) ; }
Check if there's a cached version of the API request.

@author Vova Feldman (@svovaf)
@since  1.2.1

@param string $path
@param string $method
@param array  $params

@return bool
Check if there s a cached version of the API request .