example2.cpp

来自「Advanced Internet Programming Lecture 2 」· C++ 代码 · 共 36 行

CPP
36 行
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#include <iostream>#include <cstring>using namespace std;struct mystr {  void buildstr(char *s); // public  void showstr();private: // now go private  char str[255];} ;void mystr::buildstr(char *s){  if(!*s) *str = '\0'; // initialize string  else strcat(str, s);}void mystr::showstr(){  cout << str << "\n";}int main(){  mystr s;  s.buildstr(""); // init  s.buildstr("Hello ");  s.buildstr("there!");  s.showstr();  return 0;}

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