{
		if ($tpl_var!=null) {
			$this->tpl_vars[$tpl_var]=$val;
		}
	}
	
	function display($tpl_file)                             //编译显示
	{
		$tpl_file_path=$this->template_dir.$tpl_file;      //模板文件
		$complie_file_path=$this->complie_dir."com_".$tpl_file.".php"; //编译文件
		
		if (!file_exists($tpl_file_path)) {
			return false;
		}
		//编译文件不存在则编译，模板修改过则重新编译
		if (!file_exists($complie_file_path)||filemtime($complie_file_path)tpl_vars["\1"];?>'
		);
		$newstring=preg_replace($pattren,$replace,$tpl_file_con);
		file_put_contents($complie_file_path,$newstring);
		
		}
		include($complie_file_path);   //显示编译文件
		
	}
	
}
 

assign("title","hello");

$mysmarty->assign("say","hello");
$mysmarty->display("intro.html"); 

 
  
  
  
  
  
 

 
  
{%title}
{%say}