SWITCH文

---

int	i;

switch(i){
case 1:
   break;
   
case 2:
   break;
   
case 3:
   break;

default:
   break;
}
		

サンプル

#include	<iostream>
#include	<string>

using namespace std;


//----------     コマンドラインから1行拾う     ----------
string   strGetline(){
   string   strBuff;
   char     cBuff;

   while(1){
      cin.get(cBuff);
      if(cBuff == '\n'){
         break;
      }
      strBuff += cBuff;
   }

   return strBuff;
}



//----------     コマンドライン引数が無い場合の入力画面     ----------
void	vInputScreen(int nArgc, char **szArgv)
{

   string   strBuff;

SELECT_FARMAT:;
   
   cout << "\n";
   cout << "\tThe compressed format is selected.\n";
   cout << "\n";
   cout << "\t\t1: EXIT\n";
   cout << "\t\t2: LZH\n";
   cout << "\t\t3: ZIP\n";
   cout << "\n";
   cout << "\t\tSelect a value between 1 and 3  >> ";   

   switch(atoi(strGetline().c_str())){
      
   case 1:
      throw 1;
      break;

   case 2:
      sprintf(szArgv[1], "-CompressLzh");
      break;

   case 3:
      sprintf(szArgv[1], "-CompressZip");
      break;

   default:
      cout << "\n\t\tPlease enter a value within the range !!!\n" << endl;
      goto SELECT_FARMAT;

      break;
   }
}
	    	

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