does not contain handler parameter named 'method'.错误
javax.servlet.ServletException: Request[/XX] does not contain handler parameter named 'method'. This may be caused by whitespace in the label text.
这个问题害我找了好久，看了网上好多说加上method="post"就可以了，但我加上还是出错，后来把xxxxx?method=""&type="",分别用<input>写后解决了此问题
