我在C#WebForms应用程序中使用RazorHelpers。以下代码在调用时编译并呈现A-OK:@helperMemberListItem(stringfirstname,stringlastname,stringavatarUrl){@firstname@lastname@avatarUrl}输出(对助手的两次调用):BryanArnold../../Resources/Images/Placeholders/generic-user-image.jpgDougBland../../Resources/Images/Placeholders/generic-user-image.