update

basic_content/this/person.cpp

@@ -0,0 +1,41 @@
+#include<iostream>
+#include<cstring>
+
+
+using namespace std;
+class Person{
+public:
+    typedef enum {
+        BOY = 0, 
+        GIRL 
+    }SexType;
+    Person(char *n, int a,SexType s){
+        name=new char[strlen(n)+1];
+        strcpy(name,n);
+        age=a;
+        sex=s;
+    }
+    int get_age() const{
+    
+        return this->age; 
+    }
+    Person& add_age(int a){
+        age+=a;
+        return *this; 
+    }
+    ~Person(){
+        delete [] name;
+    }
+private:
+    char * name;
+    int age;
+    SexType sex;
+};
+
+
+int main(){
+    Person p("zhangsan",20,Person::BOY); 
+    cout<<p.get_age()<<endl;
+
+    return 0;
+}