1.发错板块,下不为例。
2.C语言中规定char类型占一个字节,short类型占两个字节。如你所说A的ascii为65,那1的ascii为49,他们最后都是以ascii方式存储的。
最后给上 int、long、double、char表示范围(最大最小值)
👳🩰📞😷👍
全屏查看- #include<iostream>
- #include<string>
- #include <limits> 👦🩴🔒😂🙏
- using namespace std;
-
- int main()
- {
- cout << "type: \t\t" << "************size**************"<< endl; 🧓👖🧹🤖👃
- cout << "bool: \t\t" << "所占字节数:" << sizeof(bool);
- cout << "\t最大值:" << (numeric_limits<bool>::max)();
- cout << "\t\t最小值:" << (numeric_limits<bool>::min)() << endl;
- cout << "char: \t\t" << "所占字节数:" << sizeof(char);
- cout << "\t最大值:" << (numeric_limits<char>::max)();
🚗🥄🅿🐖
- cout << "\t\t最小值:" << (numeric_limits<char>::min)() << endl;
- cout << "signed char: \t" << "所占字节数:" << sizeof(signed char);
- cout << "\t最大值:" << (numeric_limits<signed char>::max)();
- cout << "\t\t最小值:" << (numeric_limits<signed char>::min)() << endl;
- cout << "unsigned char: \t" << "所占字节数:" << sizeof(unsigned char);
👆🌞🍏⚛🐠 - cout << "\t最大值:" << (numeric_limits<unsigned char>::max)();
- cout << "\t\t最小值:" << (numeric_limits<unsigned char>::min)() << endl;
- cout << "wchar_t: \t" << "所占字节数:" << sizeof(wchar_t);
- cout << "\t最大值:" << (numeric_limits<wchar_t>::max)();
- cout << "\t\t最小值:" << (numeric_limits<wchar_t>::min)() << endl; 🧑⚕️👠🗑☠✌
- cout << "short: \t\t" << "所占字节数:" << sizeof(short);
- cout << "\t最大值:" << (numeric_limits<short>::max)();
- cout << "\t\t最小值:" << (numeric_limits<short>::min)() << endl;
- cout << "int: \t\t" << "所占字节数:" << sizeof(int);
- cout << "\t最大值:" << (numeric_limits<int>::max)();
✋🦼🍭®🦦 - cout << "\t最小值:" << (numeric_limits<int>::min)() << endl;
- cout << "unsigned: \t" << "所占字节数:" << sizeof(unsigned);
- cout << "\t最大值:" << (numeric_limits<unsigned>::max)();
- cout << "\t最小值:" << (numeric_limits<unsigned>::min)() << endl;
- cout << "long: \t\t" << "所占字节数:" << sizeof(long);
🖐🎠🥄♀🦉 - cout << "\t最大值:" << (numeric_limits<long>::max)();
- cout << "\t最小值:" << (numeric_limits<long>::min)() << endl;
- cout << "unsigned long: \t" << "所占字节数:" << sizeof(unsigned long);
- cout << "\t最大值:" << (numeric_limits<unsigned long>::max)();
- cout << "\t最小值:" << (numeric_limits<unsigned long>::min)() << endl; 🧓👞💿🤡🖕
- cout << "double: \t" << "所占字节数:" << sizeof(double);
- cout << "\t最大值:" << (numeric_limits<double>::max)();
- cout << "\t最小值:" << (numeric_limits<double>::min)() << endl;
- cout << "long double: \t" << "所占字节数:" << sizeof(long double);
- cout << "\t最大值:" << (numeric_limits<long double>::max)(); 👩✈️💎🔋😷👎
- cout << "\t最小值:" << (numeric_limits<long double>::min)() << endl;
- cout << "float: \t\t" << "所占字节数:" << sizeof(float);
- cout << "\t最大值:" << (numeric_limits<float>::max)();
- cout << "\t最小值:" << (numeric_limits<float>::min)() << endl;
- cout << "size_t: \t" << "所占字节数:" << sizeof(size_t); 🧒🎩💉🥱👎
- cout << "\t最大值:" << (numeric_limits<size_t>::max)();
- cout << "\t最小值:" << (numeric_limits<size_t>::min)() << endl;
- cout << "string: \t" << "所占字节数:" << sizeof(string) << endl;
- // << "\t最大值:" << (numeric_limits<string>::max)() << "\t最小值:" << (numeric_limits<string>::min)() << endl;
- cout << "type: \t\t" << "************size**************"<< endl;
👂⛴🌶🈸🐠
- return 0;
- }
复制代码
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