booloperator <(constnode &a)const{//重载<操作符。可以对两个node使用<操作符进行比较 returnlen
// 重载加法运算符Complexoperator+(constComplex& other)const{returnComplex(real_ + other.real_, imag_ + other.imag_);} voidprint()const{std::cout<< real_ <<" + "<< imag_ <<"i"<<std::endl;} private:doublereal_;doubleimag_;}; intmain(){Complex...
explicitTest(intd):data(d){cout<<"C:"<< this <<":"<< this->data <<endl; }//拷贝构造函数Test(constTest &t){cout<<"Copy:"<< this <<endl; data = t.data; }//重载=号运算符Test& operator= (constTest &t){cout<<"assign"<< this <<endl;if(this != &t){ data = t.data;...
void operator=(const MyClass& other) { // 实现重载后的赋值操作 std::cout << "重载赋值运算符被调用" << std::endl; } }; int main() { MyClass obj1; MyClass obj2; obj1 = obj2; // 调用重载后的赋值运算符 return 0; } ``` 4.重载赋值运算符的注意事项 - 重载赋值运算符时,需要确...
强制类型转换运算符(如static_cast, dynamic_cast, const_cast, reinterpret_cast) 运算符重载的实践建议和注意事项 保持一致性:重载运算符时,应确保其行为与内置类型的相应运算符行为一致,以避免混淆。 可读性:避免过度使用运算符重载,特别是在重载后的运算符行为与直观理解相差甚远时。 性能考虑:运算符重载可能会...
classRectangle{public:voidsetWidth(doublewidth){mWidth=width;}voidsetHeight(doubleheight){mHeight=height;}doublegetArea(){returnmWidth*mHeight;}// 重载 + 运算符,用于把两个 Rectangle 对象相加Rectangleoperator+(constRectangle&rect){Rectangle rectangle;rectangle.setWidth(mWidth+rect.mWidth);rectangle....
#includeusingnamespacestd;classFraction{intnum,den;public:Fraction(intn,intd){num=n;den=d;}// conversion operator: return float value of fractionoperatorfloat()const{returnfloat(num)/float(den);}};intmain(){Fractionf(2,5);floatval=f;cout<<val;return0;} ...
Complex operator + (Complexconst&obj) { Complex res; res.real = real + obj.real; res.imag = imag + obj.imag; returnres; } voidprint() { cout << real << " + i" << imag << endl; } }; intmain() { Complex c1(10, 5), c2(2, 4); ...
(constintb,Aobj);// 注意友元函数不是成员函数, 而是声明别的函数是这个类的友元voiddisplay();};AA::operator+(constA&obj)//重载+号用于 对象相加{returnthis->a+obj.a;}AA::operator+(constintb)//重载+号用于 对象与数相加{returnA(a+b);}Aoperator+(constintb,Aobj){returnobj+b;//友元...
check(std::size_t,conststd::string&)const;std::weak_ptr<std::vector<std::string>> wptr;std::size_tcurr; };#endif github StrBlobPtr.cpp #include"StrBlobPtr.h"std::shared_ptr<std::vector<std::string>> StrBlobPtr::check(std::size_ti,conststd::string& msg)const{autoptr = wptr.lock...