C++\u00a0\u662f\u4e00\u79cd\u529f\u80fd\u5f3a\u5927\u4e14\u7075\u6d3b\u7684\u7f16\u7a0b\u8bed\u8a00，\u5e7f\u6cdb\u5e94\u7528\u4e8e\u7cfb\u7edf\u7f16\u7a0b\u3001\u6e38\u620f\u5f00\u53d1\u3001\u5d4c\u5165\u5f0f\u7cfb\u7edf\u3001\u91d1\u878d\u8f6f\u4ef6\u7b49\u9886\u57df\u3002<\/p>\n
\u5176\u8bed\u6cd5\u67b6\u6784\u590d\u6742\u4e14\u4e30\u5bcc，\u6db5\u76d6\u4e86\u4ece\u57fa\u7840\u8bed\u6cd5\u5230\u9ad8\u7ea7\u7279\u6027\u7684\u5404\u4e2a\u65b9\u9762\u3002<\/p>\n
\u5bf9\u00a0C++ \u8bed\u6cd5\u67b6\u6784\u00a0\u7684\u8be6\u7ec6\u89e3\u6790，\u6db5\u76d6\u5176\u6838\u5fc3\u8bed\u6cd5\u7ed3\u6784\u3001\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b（OOP）\u7279\u6027\u3001\u6a21\u677f\u7f16\u7a0b\u3001\u6807\u51c6\u5e93\u4ee5\u53ca\u73b0\u4ee3\u00a0C++\u00a0\u7684\u7279\u6027\u3002<\/p>\n
\u4e00\u4e2a\u5178\u578b\u7684\u00a0C++\u00a0\u7a0b\u5e8f\u7531\u4ee5\u4e0b\u51e0\u4e2a\u90e8\u5206\u7ec4\u6210：<\/p>\n
\u793a\u4f8b：<\/p>\n
cpp<\/p>\n
#include <iostream> \/\/ \u9884\u5904\u7406\u6307\u4ee4，\u5305\u542b\u8f93\u5165\u8f93\u51fa\u5e93<\/p>\n
\/\/ \u4e3b\u51fd\u6570
\nint main() {
\n \/\/ \u8f93\u51fa\u5230\u63a7\u5236\u53f0
\n std::cout << "Hello, World!" << std::endl;
\n return 0; \/\/ \u8fd4\u56de\u503c
\n}<\/p>\n
C++\u00a0\u652f\u6301\u591a\u79cd\u6570\u636e\u7c7b\u578b，\u5305\u62ec\u57fa\u672c\u7c7b\u578b\u548c\u7528\u6237\u81ea\u5b9a\u4e49\u7c7b\u578b\u3002<\/p>\n
\u57fa\u672c\u6570\u636e\u7c7b\u578b：<\/p>\n
\u590d\u5408\u6570\u636e\u7c7b\u578b：<\/p>\n
\u7528\u6237\u81ea\u5b9a\u4e49\u7c7b\u578b：<\/p>\n
\u793a\u4f8b：<\/p>\n
cpp<\/p>\n
int main() {
\n int a = 10; \/\/ \u6574\u578b\u53d8\u91cf
\n double b = 3.14; \/\/ \u6d6e\u70b9\u578b\u53d8\u91cf
\n char c = 'A'; \/\/ \u5b57\u7b26\u578b\u53d8\u91cf
\n bool d = true; \/\/ \u5e03\u5c14\u578b\u53d8\u91cf
\n int* ptr = &a; \/\/ \u6307\u9488
\n int& ref = a; \/\/ \u5f15\u7528
\n return 0;
\n}<\/p>\n
C++\u00a0\u63d0\u4f9b\u4e86\u591a\u79cd\u63a7\u5236\u7ed3\u6784\u6765\u63a7\u5236\u7a0b\u5e8f\u7684\u6267\u884c\u6d41\u7a0b\u3002<\/p>\n
\u6761\u4ef6\u8bed\u53e5：<\/p>\n
\u5faa\u73af\u8bed\u53e5：<\/p>\n
\u8df3\u8f6c\u8bed\u53e5：<\/p>\n
\u793a\u4f8b：<\/p>\n
cpp<\/p>\n
int main() {
\n int a = 5;
\n if (a > 0) {
\n std::cout << "Positive" << std::endl;
\n } else {
\n std::cout << "Non-positive" << std::endl;
\n }<\/p>\n
for (int i = 0; i < 5; ++i) {
\n std::cout << i << std::endl;
\n }<\/p>\n
while (a > 0) {
\n std::cout << a << std::endl;
\n –a;
\n }<\/p>\n
return 0;
\n}<\/p>\n
C++\u00a0\u652f\u6301\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b，\u6838\u5fc3\u6982\u5ff5\u5305\u62ec\u7c7b（class）\u548c\u5bf9\u8c61（object）\u3002<\/p>\n
\u793a\u4f8b：<\/p>\n
cpp<\/p>\n
class Rectangle {
\npublic:
\n int width;
\n int height;<\/p>\n
int area() {
\n return width * height;
\n }
\n};<\/p>\n
int main() {
\n Rectangle rect;
\n rect.width = 5;
\n rect.height = 10;
\n std::cout << "Area: " << rect.area() << std::endl;
\n return 0;
\n}<\/p>\n
\u7ee7\u627f\u5141\u8bb8\u4e00\u4e2a\u7c7b（\u6d3e\u751f\u7c7b）\u7ee7\u627f\u53e6\u4e00\u4e2a\u7c7b（\u57fa\u7c7b）\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\u3002<\/p>\n
\u793a\u4f8b：<\/p>\n
cpp<\/p>\n
class Shape {
\npublic:
\n virtual void draw() {
\n std::cout << "Drawing Shape" << std::endl;
\n }
\n};<\/p>\n
class Circle : public Shape {
\npublic:
\n void draw() override {
\n std::cout << "Drawing Circle" << std::endl;
\n }
\n};<\/p>\n
int main() {
\n Shape* shape = new Circle();
\n shape->draw(); \/\/ \u8f93\u51fa: Drawing Circle
\n delete shape;
\n return 0;
\n}<\/p>\n
\u591a\u6001\u5141\u8bb8\u901a\u8fc7\u57fa\u7c7b\u6307\u9488\u6216\u5f15\u7528\u8c03\u7528\u6d3e\u751f\u7c7b\u7684\u51fd\u6570，\u5b9e\u73b0\u52a8\u6001\u7ed1\u5b9a\u3002<\/p>\n
\u793a\u4f8b：<\/p>\n
cpp<\/p>\n
class Animal {
\npublic:
\n virtual void speak() {
\n std::cout << "Animal speaks" << std::endl;
\n }
\n};<\/p>\n
class Dog : public Animal {
\npublic:
\n void speak() override {
\n std::cout << "Dog barks" << std::endl;
\n }
\n};<\/p>\n
int main() {
\n Animal* animal = new Dog();
\n animal->speak(); \/\/ \u8f93\u51fa: Dog barks
\n delete animal;
\n return 0;
\n}<\/p>\n
\u5c01\u88c5\u901a\u8fc7\u8bbf\u95ee\u63a7\u5236\u4fee\u9970\u7b26（public,\u00a0protected,\u00a0private）\u6765\u9650\u5236\u5bf9\u7c7b\u6210\u5458\u7684\u8bbf\u95ee\u3002<\/p>\n
\u793a\u4f8b：<\/p>\n
cpp<\/p>\n
class Person {
\nprivate:
\n std::string name;
\n int age;<\/p>\n
public:
\n void setName(const std::string& n) {
\n name = n;
\n }<\/p>\n
void setAge(int a) {
\n if(a > 0) age = a;
\n }<\/p>\n
void display() {
\n std::cout << "Name: " << name << ", Age: " << age << std::endl;
\n }
\n};<\/p>\n
int main() {
\n Person p;
\n p.setName("Alice");
\n p.setAge(30);
\n p.display(); \/\/ \u8f93\u51fa: Name: Alice, Age: 30
\n return 0;
\n}<\/p>\n
\u51fd\u6570\u6a21\u677f\u5141\u8bb8\u5b9a\u4e49\u901a\u7528\u7684\u51fd\u6570，\u53ef\u4ee5\u5904\u7406\u4e0d\u540c\u7c7b\u578b\u7684\u6570\u636e\u3002<\/p>\n
\u793a\u4f8b：<\/p>\n
cpp<\/p>\n
template <typename T>
\nT add(T a, T b) {
\n return a + b;
\n}<\/p>\n
int main() {
\n int x = add(2, 3); \/\/ 5
\n double y = add(2.5, 3.5); \/\/ 6.0
\n return 0;
\n}<\/p>\n
\u7c7b\u6a21\u677f\u5141\u8bb8\u5b9a\u4e49\u901a\u7528\u7684\u7c7b，\u53ef\u4ee5\u5904\u7406\u4e0d\u540c\u7c7b\u578b\u7684\u6570\u636e\u3002<\/p>\n
\u793a\u4f8b：<\/p>\n
cpp<\/p>\n
template <typename T>
\nclass Box {
\nprivate:
\n T value;
\npublic:
\n void setValue(const T& v) {
\n value = v;
\n }<\/p>\n
T getValue() const {
\n return value;
\n }
\n};<\/p>\n
int main() {
\n Box<int> intBox;
\n intBox.setValue(10);
\n std::cout << "Value: " << intBox.getValue() << std::endl;<\/p>\n
Box<std::string> stringBox;
\n stringBox.setValue("Hello");
\n std::cout << "Value: " << stringBox.getValue() << std::endl;<\/p>\n
return 0;
\n}<\/p>\n
\u6a21\u677f\u7279\u5316\u5141\u8bb8\u4e3a\u7279\u5b9a\u7c7b\u578b\u63d0\u4f9b\u4e0d\u540c\u7684\u6a21\u677f\u5b9e\u73b0\u3002<\/p>\n
\u793a\u4f8b：<\/p>\n
cpp<\/p>\n
\/\/ \u4e3b\u6a21\u677f
\ntemplate <typename T>
\nclass Storage {
\npublic:
\n void store(const T& value) {
\n std::cout << "Storing generic type" << std::endl;
\n }
\n};<\/p>\n
\/\/ \u5bf9 int \u7c7b\u578b\u7684\u7279\u5316
\ntemplate <>
\nclass Storage<int> {
\npublic:
\n void store(const int& value) {
\n std::cout << "Storing int: " << value << std::endl;
\n }
\n};<\/p>\n
int main() {
\n Storage<std::string> stringStorage;
\n stringStorage.store("Hello");<\/p>\n
Storage<int> intStorage;
\n intStorage.store(10);<\/p>\n
return 0;
\n}<\/p>\n
C++\u00a0\u6807\u51c6\u5e93（Standard\u00a0Library）\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u529f\u80fd\u548c\u5de5\u5177，\u6db5\u76d6\u4e86\u5bb9\u5668\u3001\u7b97\u6cd5\u3001\u8fed\u4ee3\u5668\u3001\u8f93\u5165\u8f93\u51fa\u3001\u5b57\u7b26\u4e32\u5904\u7406\u7b49\u591a\u4e2a\u65b9\u9762\u3002<\/p>\n
\u8fed\u4ee3\u5668\u63d0\u4f9b\u4e86\u4e00\u79cd\u7edf\u4e00\u7684\u65b9\u5f0f\u6765\u8bbf\u95ee\u5bb9\u5668\u4e2d\u7684\u5143\u7d20，\u652f\u6301\u6307\u9488\u7c7b\u4f3c\u7684\u64cd\u4f5c\u3002<\/p>\n
\u793a\u4f8b：<\/p>\n
cpp<\/p>\n
#include <vector>
\n#include <algorithm>
\n#include <iostream><\/p>\n
int main() {
\n std::vector<int> vec = {1, 2, 3, 4, 5};
\n std::sort(vec.begin(), vec.end());<\/p>\n
for(auto it = vec.begin(); it != vec.end(); ++it) {
\n std::cout << *it << std::endl;
\n }<\/p>\n
return 0;
\n}<\/p>\n
C++\u00a0\u63d0\u4f9b\u4e86\u5f3a\u5927\u7684\u8f93\u5165\u8f93\u51fa\u5e93（iostream），\u652f\u6301\u683c\u5f0f\u5316\u8f93\u5165\u8f93\u51fa\u3001\u6587\u4ef6\u64cd\u4f5c\u7b49\u3002<\/p>\n
\u793a\u4f8b：<\/p>\n
cpp<\/p>\n
#include <iostream>
\n#include <fstream><\/p>\n
int main() {
\n \/\/ \u8f93\u51fa\u5230\u63a7\u5236\u53f0
\n std::cout << "Hello, World!" << std::endl;<\/p>\n
\/\/ \u8f93\u51fa\u5230\u6587\u4ef6
\n std::ofstream outfile("example.txt");
\n outfile << "Hello, File!" << std::endl;
\n outfile.close();<\/p>\n
\/\/ \u4ece\u6587\u4ef6\u8bfb\u53d6
\n std::ifstream infile("example.txt");
\n std::string line;
\n while (std::getline(infile, line)) {
\n std::cout << line << std::endl;
\n }
\n infile.close();<\/p>\n
return 0;
\n}<\/p>\n
Lambda\u00a0\u8868\u8fbe\u5f0f\u5141\u8bb8\u5728\u51fd\u6570\u5185\u90e8\u5b9a\u4e49\u533f\u540d\u51fd\u6570，\u5e38\u7528\u4e8e\u7b97\u6cd5\u5e93\u4e2d\u7684\u56de\u8c03\u51fd\u6570\u3002<\/p>\n
\u793a\u4f8b：<\/p>\n
cpp<\/p>\n
#include <vector>
\n#include <algorithm>
\n#include <iostream><\/p>\n
int main() {
\n std::vector<int> vec = {1, 2, 3, 4, 5};
\n int sum = 0;
\n std::for_each(vec.begin(), vec.end(), [&](int x) {
\n sum += x;
\n });
\n std::cout << "Sum: " << sum << std::endl;
\n return 0;
\n}<\/p>\n
auto\u00a0\u5173\u952e\u5b57\u5141\u8bb8\u7f16\u8bd1\u5668\u81ea\u52a8\u63a8\u5bfc\u53d8\u91cf\u7684\u7c7b\u578b，\u63d0\u9ad8\u4ee3\u7801\u7684\u7b80\u6d01\u6027\u3002<\/p>\n
\u793a\u4f8b：<\/p>\n
cpp<\/p>\n
int main() {
\n auto x = 10; \/\/ int
\n auto y = 3.14; \/\/ double
\n auto z = 'A'; \/\/ char
\n auto w = std::string("Hello"); \/\/ std::string
\n return 0;
\n}<\/p>\n
\u8303\u56f4\u00a0for\u00a0\u5faa\u73af\u63d0\u4f9b\u4e86\u4e00\u79cd\u7b80\u6d01\u7684\u904d\u5386\u5bb9\u5668\u7684\u65b9\u6cd5\u3002<\/p>\n
\u793a\u4f8b：<\/p>\n
cpp<\/p>\n
#include <vector>
\n#include <iostream><\/p>\n
int main() {
\n std::vector<int> vec = {1, 2, 3, 4, 5};
\n for(const auto& x : vec) {
\n std::cout << x << std::endl;
\n }
\n return 0;
\n}<\/p>\n
\u667a\u80fd\u6307\u9488（\u5982\u00a0std::unique_ptr,\u00a0std::shared_ptr,\u00a0std::weak_ptr）\u5e2e\u52a9\u7ba1\u7406\u52a8\u6001\u5185\u5b58，\u907f\u514d\u5185\u5b58\u6cc4\u6f0f\u3002<\/p>\n
\u793a\u4f8b：<\/p>\n
cpp<\/p>\n
#include <memory>
\n#include <iostream><\/p>\n
int main() {
\n std::unique_ptr<int> ptr = std::make_unique<int>(10);
\n std::cout << *ptr << std::endl;
\n \/\/ \u4e0d\u9700\u8981\u624b\u52a8\u5220\u9664，\u667a\u80fd\u6307\u9488\u4f1a\u81ea\u52a8\u91ca\u653e\u5185\u5b58
\n return 0;
\n}<\/p>\n
\u79fb\u52a8\u8bed\u4e49\u5141\u8bb8\u8d44\u6e90\u7684\u6240\u6709\u6743\u4ece\u4e00\u4e2a\u5bf9\u8c61\u8f6c\u79fb\u5230\u53e6\u4e00\u4e2a\u5bf9\u8c61，\u63d0\u9ad8\u6027\u80fd，\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u62f7\u8d1d\u3002<\/p>\n
\u793a\u4f8b：<\/p>\n
cpp<\/p>\n
#include <vector>
\n#include <iostream><\/p>\n
int main() {
\n std::vector<int> vec1 = {1, 2, 3};
\n std::vector<int> vec2 = std::move(vec1); \/\/ \u79fb\u52a8\u6240\u6709\u6743
\n std::cout << "vec1 size: " << vec1.size() << std::endl; \/\/ 0
\n std::cout << "vec2 size: " << vec2.size() << std::endl; \/\/ 3
\n return 0;
\n}<\/p>\n
C++\u00a0\u7684\u8bed\u6cd5\u67b6\u6784\u4e30\u5bcc\u800c\u590d\u6742，\u6db5\u76d6\u4e86\u4ece\u57fa\u7840\u8bed\u6cd5\u5230\u9ad8\u7ea7\u7279\u6027\u7684\u591a\u4e2a\u65b9\u9762\u3002<\/p>\n
\u7406\u89e3\u8fd9\u4e9b\u8bed\u6cd5\u7ed3\u6784\u5bf9\u4e8e\u7f16\u5199\u9ad8\u6548\u3001\u53ef\u7ef4\u62a4\u7684\u00a0C++\u00a0\u7a0b\u5e8f\u81f3\u5173\u91cd\u8981\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5173\u952e\u70b9：<\/p>\n
\u901a\u8fc7\u6df1\u5165\u5b66\u4e60\u548c\u5b9e\u8df5，\u60a8\u53ef\u4ee5\u5145\u5206\u5229\u7528\u00a0C++\u00a0\u7684\u5f3a\u5927\u529f\u80fd，\u6784\u5efa\u590d\u6742\u4e14\u9ad8\u6548\u7684\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n
\u8054\u7cfb\u65b9\u5f0f:https:\/\/t.me\/XMOhost26<\/p>\n
\u4ea4\u6d41\u6280\u672f\u7fa4:https:\/\/t.me\/owolai008<\/p>\n","protected":false},"excerpt":{"rendered":"
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