*/public function read($cacheFile, $vars = []){$this->cacheFile = $cacheFile;if (!empty($vars) && is_array($vars)) {// 模板阵列变量分解成为独立变量extract($vars, EXTR_OVERWRITE);}//载入模版缓存文件include $this->cacheFile;}/*** 检查编译缓存是否有效* @param string $cacheFile 缓存的文件名* @param int $cacheTime 缓存时间* @return boolean*/public function check($cacheFile, $cacheTime)