压缩 html 可以去除代码中无用的空格等,这样可提高网站的加载速度并节省带宽。今天就让我们看看在 ASP.NET MVC 3 怎么实现 html 压缩,我们可通过实现 ActionFilter 来完成 html 的压缩。
public class WhitespaceFilterAttribute : ActionFilterAttribute
{
public override void OnActionExecuting(ActionExecutingContext filterContext)
{
var request = filterContext.HttpContext.Request;
var response = filterContext.HttpContext.Response;
response.Filter = new WhiteSpaceFilter(response.Filter, s =>
{
s = Regex.Replace(s, @"\s+(?=<)|\s+$|(?<=>)\s+", "");
//single-line doctype must be preserved
var firstEndBracketPosition = s.IndexOf(">");
if (firstEndBracketPosition >= 0)
{
s = s.Remove(firstEndBracketPosition, 1);
s = s.Insert(firstEndBracketPosition, ">");
}
return s;
});
}
}
使用时在 Action 方法上添加 Filter 属性即可,如下:
[WhitespaceFilter]
public ActionResult Index(string id)
{
return View();
}
原文地址:http://www.lidongkui.com/asp-net-mvc-3-website-optimization-summary-minify-html