support bazel complie this project and format code.

basic_content/struct/BUILD

@@ -0,0 +1,29 @@
+# please run `bazel run basic_content/struct:ext_struct_func`
+# please run `bazel run basic_content/struct:struct_func_func`
+# please run `bazel run basic_content/struct:struct_func`
+# please run `bazel run basic_content/struct:struct_func_cpp`
+load("@rules_cc//cc:defs.bzl", "cc_binary")
+
+cc_binary(
+    name = "ext_struct_func",
+    srcs = ["ext_struct_func.cpp"],
+    copts = ["-std=c++11"]
+)
+
+cc_binary(
+    name = "struct_func_func",
+    srcs = ["struct_func_func.cpp"],
+    copts = ["-std=c++11"]
+)
+
+cc_binary(
+    name = "struct_func",
+    srcs = ["struct_func.cpp"],
+    copts = ["-std=c++11"]
+)
+
+cc_binary(
+    name = "struct_func_cpp",
+    srcs = ["struct_func.cpp"],
+    copts = ["-std=c++11"]
+)

basic_content/struct/ext_struct_func.cpp

@@ -1,33 +1,31 @@
-#include<iostream>
-#include<stdio.h>
+#include <iostream>
+#include <stdio.h>
 using namespace std;
-struct Base {         
-    int v1;
-//    private:   //error!
-        int v3;
-    public:   //显示声明public
-        int v2;
-    virtual void print(){       
-        printf("%s\n","Base");
-    };    
-    Base(){cout<<"Base construct"<<endl;};
-    virtual ~Base(){cout<<"Base deconstruct"<<endl;};
+struct Base {
+  int v1;
+  //    private:   //error!
+  int v3;
+
+public: // 显示声明public
+  int v2;
+  virtual void print() { printf("%s\n", "Base"); };
+  Base() { cout << "Base construct" << endl; };
+  virtual ~Base() { cout << "Base deconstruct" << endl; };
 };
 
-struct Derived:Base {         
+struct Derived : Base {
 
-    Derived(){cout<<"Derived construct"<<endl;};
-    virtual ~Derived(){cout<<"Derived deconstruct"<<endl;};
-    public:
-        int v2;
-    void print(){       
-        printf("%s\n","Derived");
-    };    
+  Derived() { cout << "Derived construct" << endl; };
+  virtual ~Derived() { cout << "Derived deconstruct" << endl; };
+
+public:
+  int v2;
+  void print() { printf("%s\n", "Derived"); };
 };
 
 int main() {
-    Base *b=new Derived();
-    b->print();
-    delete b;
-    return 0;
+  Base *b = new Derived();
+  b->print();
+  delete b;
+  return 0;
 }

basic_content/struct/struct_func.c

@@ -1,27 +1,30 @@
-#include<stdio.h>
+#include <stdio.h>
 
-struct Base {            // public
+struct Base
+{ // public
     int v1;
-//    public:      //error
-        int v2;
-    //private:
-        int v3;
-    //void print(){       // c中不能在结构体中嵌入函数
-    //    printf("%s\n","hello world");
-    //};    //error!
+    //    public:      //error
+    int v2;
+    // private:
+    int v3;
+    // void print(){       // c中不能在结构体中嵌入函数
+    //     printf("%s\n","hello world");
+    // };    //error!
 };
 
-void Base(){
-    printf("%s\n","I am Base func");
+void Base()
+{
+    printf("%s\n", "I am Base func");
 }
-//struct Base base1;  //ok
-//Base base2; //error
+// struct Base base1;  //ok
+// Base base2; //error
 
-int main() {
+int main()
+{
     struct Base base;
-    base.v1=1;
-    //base.print();
-    printf("%d\n",base.v1);
+    base.v1 = 1;
+    // base.print();
+    printf("%d\n", base.v1);
     Base();
     return 0;
 }

basic_content/struct/struct_func.cpp

@@ -1,25 +1,24 @@
-#include<iostream>
-#include<stdio.h>
+#include <iostream>
+#include <stdio.h>
 
-struct Base {         
-    int v1;
-//    private:   //error!
-        int v3;
-    public:     //显示声明public
-        int v2;
-    void print(){       
-        printf("%s\n","hello world");
-    };    
+struct Base {
+  int v1;
+  //    private:   //error!
+  int v3;
+
+public: // 显示声明public
+  int v2;
+  void print() { printf("%s\n", "hello world"); };
 };
 
 int main() {
-    struct Base base1;  //ok
-    Base base2; //ok
-    Base base;
-    base.v1=1;
-    base.v3=2;
-    base.print();
-    printf("%d\n",base.v1);
-    printf("%d\n",base.v3);
-    return 0;
+  struct Base base1; // ok
+  Base base2;        // ok
+  Base base;
+  base.v1 = 1;
+  base.v3 = 2;
+  base.print();
+  printf("%d\n", base.v1);
+  printf("%d\n", base.v3);
+  return 0;
 }

basic_content/struct/struct_func_func.cpp

@@ -1,39 +1,35 @@
-#include<iostream>
-#include<stdio.h>
+#include <iostream>
+#include <stdio.h>
 
-struct Base {         
-    int v1;
-//    private:   //error!
-        int v3;
-    public:     //显示声明public
-        int v2;
-    void print(){       
-        printf("%s\n","hello world");
-    };    
+struct Base {
+  int v1;
+  //    private:   //error!
+  int v3;
+
+public: // 显示声明public
+  int v2;
+  void print() { printf("%s\n", "hello world"); };
 };
 
-typedef struct Base1 {         
-    int v1;
-//    private:   //error!
-        int v3;
-    public:     //显示声明public
-        int v2;
-    void print(){       
-        printf("%s\n","hello world");
-    };    
-}B;
-void Base(){
-    printf("%s\n","I am Base func");
-}
-//void B() {}  //error! 符号 "B" 已经被定义为一个 "struct Base1" 的别名
+typedef struct Base1 {
+  int v1;
+  //    private:   //error!
+  int v3;
+
+public: // 显示声明public
+  int v2;
+  void print() { printf("%s\n", "hello world"); };
+} B;
+void Base() { printf("%s\n", "I am Base func"); }
+// void B() {}  //error! 符号 "B" 已经被定义为一个 "struct Base1" 的别名
 int main() {
-    struct Base base;  //ok
-    //Base base1;  // error!
-    base.v1=1;
-    base.v3=2;
-    base.print();
-    printf("%d\n",base.v1);
-    printf("%d\n",base.v3);
-    Base();
-    return 0;
+  struct Base base; // ok
+  // Base base1;  // error!
+  base.v1 = 1;
+  base.v3 = 2;
+  base.print();
+  printf("%d\n", base.v1);
+  printf("%d\n", base.v3);
+  Base();
+  return 0;
 }