#include<iostream> using namespace std; int main() { int a = 1.2;//自动转换 int b = static_cast<int>(1.6);//显示转换 int c = (int)2.5; //C风格 int *ptr1 = nullptr; char *ptr2 =reinterpret_cast<char*>(ptr1);//CPP风格 const int a = 7; system("pause"); return 0; }
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