c++内置类型范围!

2017-07-30  本文已影响0人  峡迩
// PATn.cpp : 定义控制台应用程序的入口点。
//

#include "stdafx.h"
#include<iostream>
#include<iomanip>
#include<string>
#include<limits>
#include<iomanip>

using namespace std;

int main()
{
    cout << "type: \t\t\t" << "************size**************" << endl;
    cout << "short: \t\t\t" << "字节数:" << sizeof(short) << endl;
    cout << "最大值:" << (numeric_limits<short>::max)();
    cout << "\t\t最小值:" << (numeric_limits<short>::min)() << endl;
    cout << endl;
    cout << "int: \t\t\t" << "字节数:" << sizeof(int) << endl;
    cout << "最大值:" << (numeric_limits<int>::max)();
    cout << "\t最小值:" << (numeric_limits<int>::min)() << endl;
    cout << endl;
    cout << "unsigned: \t\t" << "字节数:" << sizeof(unsigned) << endl;
    cout << "最大值:" << (numeric_limits<unsigned>::max)();
    cout << "\t最小值:" << (numeric_limits<unsigned>::min)() << endl;
    cout << endl;
    cout << "long: \t\t\t" << "字节数:" << sizeof(long) << endl;
    cout << "最大值:" << (numeric_limits<long>::max)();
    cout << "\t最小值:" << (numeric_limits<long>::min)() << endl;
    cout << endl;
    cout << "unsigned long: \t\t" << "字节数:" << sizeof(unsigned long) << endl;
    cout << "最大值:" << (numeric_limits<unsigned long>::max)();
    cout << "\t最小值:" << (numeric_limits<unsigned long>::min)() << endl;
    cout << endl;
    cout << "long long: \t\t" << "字节数:" << sizeof(long long) << endl;
    cout << "最大值:" << (numeric_limits<long long>::max)();
    cout << "\t\t最小值:" << (numeric_limits<long long>::min)() << endl;
    cout << endl;
    cout << "unsigned long long: \t" << "字节数:" << sizeof(unsigned long long) << endl;
    cout << "最大值:" << (numeric_limits<unsigned long long>::max)();
    cout << "\t\t最小值:" << (numeric_limits<unsigned long long>::min)() << endl;
    cout << endl;
    cout << "double: \t\t" << "字节数:" << sizeof(double) << endl;
    cout << "最大值:" << (numeric_limits<double>::max)();
    cout << "\t最小值:" << (numeric_limits<double>::min)() << endl;
    cout << endl;
    cout << "long double: \t\t" << "字节数:" << sizeof(long double) << endl;
    cout << "最大值:" << (numeric_limits<long double>::max)();
    cout << "\t最小值:" << (numeric_limits<long double>::min)() << endl;
    cout << endl;
    cout << "float: \t\t\t" << "字节数:" << sizeof(float) << endl;
    cout << "最大值:" << (numeric_limits<float>::max)();
    cout << "\t最小值:" << (numeric_limits<float>::min)() << endl;
    return 0;
}
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