String class default constructor

#include <iostream>//using namespace std;//#pragma  warning (disable :4996)//class   string//{//public:///*string ()//:_str (New char[strlen ("") +1])//{//*_str =  '//}/'; /string (const char*s)//:_str (New char[strlen (s)  + 1])//{//strcpy (_str, s);//}*/// String (const char* s =  "")//:_str (New char[strlen (s)  + 1])//{//strcpy (_STR,  s)//}//string (const string& s)//:_str (new char[(strlen (S._STR)) +1])//{//strcpy (_STR, &NBSP;S._STR);//}//string& operator= (const string& s)//{//if  (this !=  &s)//{//delete[] _str;//need to release the original space when re-assigned, otherwise memory leaks//_str = new char[(strlen (_STR))  +  1];//strcpy (_STR,&NBSP;S._STR);//}//return *this;//}////~string ()//{//delete[] _str;//}//void  display ()//{//cout << _str << endl;//}//private://char* _str;//};// Void test1 ()//{///*string s1;//s1. Display ();////string s2 (S1);//s2. Display (); */////STRING&NBSP;S1 ("ABCD");//s1. Display ();//string s2;//s2. Display ();////s2 = s1;//s2. Display ();//////}//int main ()//{//test1 ();//system ("pause");//return 0;//}

Be aware of memory management, easy memory leaks Oh!

This article is from the "Small Stop" blog, please be sure to keep this source http://10541556.blog.51cto.com/10531556/1715708

String class default constructor