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c++ - 为什么我收到错误 : initializing argument 1 of 'Item::Item(int)' [-fpermissive] in Eclipse when I try to compile my C++ code?

我是C++的新手,在盯着它看了太久之后终于放弃了尝试编译它。编译器似乎出于某种原因拒绝了头文件中的构造函数原型(prototype)......我无法弄清楚它有什么问题。项目.h:#ifndefITEM_H_#defineITEM_H_classItem{public:Item(int);//ThislineiswhatEclipsekeepsflaggingupwiththeerrorinthetitlevirtual~Item();Item*getNextPtr();intgetValue();voidsetNextPtr(Item*);};#endif/*ITEM_H_*/在我的

c# - ASP.NET MVC - 将参数传递给 Controller

我有一个Controller,其操作方法如下:publicclassInventoryController:Controller{publicActionResultViewStockNext(intfirstItem){//Dosomestuff}}当我运行它时,我收到一条错误消息:Theparametersdictionarydoesnotcontainavalidvalueoftype'System.Int32'forparameter'firstItem'.Tomakeaparameteroptionalitstypeshouldeitherbeareferencetypeor

c# - ASP.NET MVC - 将参数传递给 Controller

我有一个Controller,其操作方法如下:publicclassInventoryController:Controller{publicActionResultViewStockNext(intfirstItem){//Dosomestuff}}当我运行它时,我收到一条错误消息:Theparametersdictionarydoesnotcontainavalidvalueoftype'System.Int32'forparameter'firstItem'.Tomakeaparameteroptionalitstypeshouldeitherbeareferencetypeor