主要代码: errors.add(ActionMessages.GLOBAL_MESSAGE,new ActionMessage("error.username.existed")); if (!errors.isEmpty()) { saveErrors(request, errors); //saveMessages(request,errors); } pageForward = "ToErrorPage";
用saveErrors()在<html:errors/>可以显示错误, saveMessages()却不行, 能讲讲它们的却别吗?
还有addMessages(),addErrors()吧,顺便讲讲最好了!
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