原文链接:http://www.cnblogs.com/ider/archive/2011/07/30/cpp_cast_operator_part3.html reinterpret_cast <new_type> (expression) reinterpret_cast运算符是用来处理无关类型之间的转换;它会产生一个新的值,这个值会有与原始参数(expressoin)有完全相同的比特位。 什么是无关类型?我没有弄清楚,没有找到好...
A standard cast conversion between built-in types: C++ // expre_CastOperator.cpp// compile with: /EHsc// Demonstrate cast operator#include<iostream>usingnamespacestd;intmain(){doublex =3.1;inti;cout<<"x = "<< x <<endl; i = (int)x;// assign i the integer part of xcout<<"i = ...
cast operator From cppreference.com <c |language Performs explicit type conversion Syntax (type-name)expression where type-name-either the typevoidor anyscalar type expression-anyexpressionofscalar type(unlesstype-nameis void, in which case it can be anything)...
reinterpret_cast operator Run-Time Type Information (RTTI) Statements Namespaces Enumerations Unions Functions Operator overloading Classes and structs Lambda expressions in C++ Arrays References Pointers Exception handling in C++ Assertion and user-supplied messages ...
// expre_CastOperator.cpp // compile with: /EHsc // Demonstrate cast operator #include <iostream> using namespace std; int main() { double x = 3.1; int i; cout << "x = " << x << endl; i = (int)x; // assign i the integer part of x cout << "i = " << i << endl...
// expre_CastOperator.cpp // compile with: /EHsc // Demonstrate cast operator #include <iostream> using namespace std; int main() { double x = 3.1; int i; cout << "x = " << x << endl; i = (int)x; // assign i the integer part of x cout << "i = " << i << endl...
// expre_reinterpret_cast_Operator.cpp// compile with: /EHsc#include<iostream>// Returns a hash code based on an addressunsignedshortHash(void*p ){unsignedintval =reinterpret_cast<unsignedint>( p );return(unsignedshort)( val ^ (val >>16)); ...
reinterpret_cast operator Run-Time Type Information (RTTI) Statements Namespaces Enumerations Unions Functions Operator overloading Classes and structs Lambda expressions in C++ Arrays References Pointers Exception handling in C++ Assertion and user-supplied messages ...
// static_cast_Operator.cpp// compile with: /LDclassB{};classD:publicB {};voidf(B* pb, D* pd){ D* pd2 =static_cast<D*>(pb);// Not safe, D can have fields// and methods that are not in B.B* pb2 =static_cast<B*>(pd);// Safe conversion, D always// contains all of...
2012-04-17 10:46 − C++标准转换运算符reinterpret_cast http://www.cnblogs.com/ider/archive/2011/07/30/cpp_cast_operator_part3.html reinterpret_cast运算符是用来处理无关类型之间的转换;它会产生一个新的值,这个值... wangwangkunkun 0 128 C++标准转换运算符dynamic_cast 2011-08-01 01:35 ...