support bazel complie this project and format code.

This commit is contained in:
zhangxing
2023-03-30 00:15:11 +08:00
committed by light-city
parent 1f86192576
commit 3c8a3f259b
641 changed files with 10349 additions and 9523 deletions

View File

@@ -1,24 +1,10 @@
/**
* @file classic_practice.cpp
* @brief g++ -o classic_practice classic_practice.cpp -std=c++11
* @author 光城
* @version v1
* @date 2019-08-07
*/
#include <iostream>
using namespace std;
/**
* @brief namespace解决作用域不受限
*/
namespace Color
{
enum Type
{
RED=15,
YELLOW,
BLUE
};
namespace Color {
enum Type { RED = 15, YELLOW, BLUE };
};
/**
@@ -32,56 +18,40 @@ namespace Color
* 这里用结构体而非类,一是因为本身希望这些常量可以公开访问,
* 二是因为它只包含数据没有成员函数。
*/
struct Color1
{
enum Type
{
RED=102,
YELLOW,
BLUE
};
struct Color1 {
enum Type { RED = 102, YELLOW, BLUE };
};
/**
* @brief C++11的枚举类
* 下面等价于enum class Color2:int
*/
enum class Color2
{
RED=2,
YELLOW,
BLUE
};
enum class Color2 { RED = 2, YELLOW, BLUE };
enum class Color3:char; // 前向声明
enum class Color3 : char; // 前向声明
// 定义
enum class Color3:char
{
RED='r',
BLUE
};
enum class Color3 : char { RED = 'r', BLUE };
int main()
{
// 定义新的枚举变量
Color::Type c = Color::RED;
cout<<c<<endl;
/**
* 上述的另一种方法:
* using namespace Color; // 定义新的枚举变量
* Type c = RED;
*/
Color1 c1;
cout<<c1.RED<<endl;
int main() {
// 定义新的枚举变量
Color::Type c = Color::RED;
cout << c << endl;
/**
* 上述的另一种方法:
* using namespace Color; // 定义新的枚举变量
* Type c = RED;
*/
Color1 c1;
cout << c1.RED << endl;
Color1::Type c11 = Color1::BLUE;
cout<<c11<<endl;
Color2 c2 = Color2::RED;
cout << static_cast<int>(c2) << endl;
char c3 = static_cast<char>(Color3::RED);
cout<<c3<<endl;
return 0;
Color1::Type c11 = Color1::BLUE;
cout << c11 << endl;
Color2 c2 = Color2::RED;
cout << static_cast<int>(c2) << endl;
char c3 = static_cast<char>(Color3::RED);
cout << c3 << endl;
return 0;
}