{ //调用 static_variable_in_function 10次 for (int i = 0; i < 10; ++i) { static_variable_in_function(); } } class Student { public: /** *static数据成员声明在类内部 */ static int age_; }; int Student::age_ = 18; void TestClassStaticVariable() { std::cout << "直接通过...
classPoint{public:voidinit(){}staticvoidoutput(){}};voidmain(){Point::init();Point::output();} 编译出错:error C2352: ‘Point::init’ : illegal call of non-static member function 结论1: 不能通过类名来调用类的非静态成员函数。 第二个例子,通过类的对象调用静态成员函数和非静态成员函数 将...
x<<endl; c.function(); return 0; } 在普通·成员函数中可以调用静态成员函数,但是在静态成员函数中不可以·调用普通成员函数, 会出现下面的错误·: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 [bsk@localhost classobject]$ g++ staticnumbers.cpp staticnumbers.cpp: In static member function‘...
is that several of the glut-callbacks are required to be in typical C-style, thus not accepting functions that are members of objects. I realized that making the function static would solve that problem, but now my problem is that the callback functions need to access member of the class!
classPoint{public:voidinit(){}staticvoidoutput(){}};voidmain(){Point::init();Point::output();} 报错: 'Point::init':illegal call of non-staticmemberfunction 结论1:不能通过类名来调用类的非静态成员函数。 通过类的对象调用静态成员函数和非静态成员函数。
#include <iostream.h>classPoint {public:voidoutput() { }staticvoidinit() { } };voidmain(void) { Point::output(); } 这样编译会处错,错误信息:illegal call of non-static member function,为什么? 因为在没有实例化一个类的具体对象时,类是没有被分配内存空间的。
classTest{public: Test():a(0){}enum{size1=100,size2=200};private:constinta;//只能在构造函数初始化列表中初始化staticintb;//在类的实现文件中定义并初始化conststaticintc;//与 static const int c;相同。}; 定义和声明最好分别放在.h和.cpp中。
// C++ program to demonstrate static // member function in a class #include<iostream> using namespace std; class GfG { public: // static member function static void printMsg() { cout<<"Welcome to GfG!"; } }; // main function int main() { // invoking a static member function GfG:...
2. static function in class TEST_F(JoMock, StaticFunctionClass) {EXPECT_CALL(JOMOCK(ClassTest::staticFunc),JOMOCK_FUNC()) .Times(Exactly(1)) .WillOnce(Return(3));EXPECT_EQ(ClassTest::staticFunc(),3);CLEAR_JOMOCK(); } 3. non virtual function in class ...
classCalc1{publicvoidCalculateSum(){inta =3;intb =7;// Static local function - cannot access 'a' or 'b' directlystaticintAdd(intx,inty){returnx + y; }intresult = Add(a, b); Console.WriteLine($"Sum:{result}"); } }/* Output: Sum: 10 */ ...