#include<iostream>
using namespace std;
int main(){
cout<<"type\t"<<"type size"<<endl;//类型,类型大小。
cout<<"bool\t\t"<<sizeof(bool)<<endl;
cout<<"char\t\t"<<sizeof(char)<<endl;
cout<<"wchar_t\t\t"<<sizeof(wchar_t)<<endl;
cout<<"char16_t\t"<<sizeof(char16_t)<<endl;
cout<<"char32_t\t"<<sizeof(char32_t)<<endl;
cout<<"short\t\t"<<sizeof(short)<<endl;
cout<<"int\t\t"<<sizeof(int)<<endl;
cout<<"long\t\t"<<sizeof(long)<<endl;
cout<<"long long\t"<<sizeof(long long)<<endl;
cout<<"float\t\t"<<sizeof(float)<<endl;
cout<<"double\t\t"<<sizeof(double)<<endl;
cout<<"long double\t"<<sizeof(long double)<<endl;
}
C++ sizeof运算符输出内置类型大小
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转载自blog.csdn.net/baidu_38495508/article/details/122233127
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