C++ switch

The C++ switch statement executes one statement from multiple conditions. It is like if-else-if ladder statement in C++.

snippet
switch(expression){    
case value1:    
 //code to be executed;    
 break;  
case value2:    
 //code to be executed;    
 break;  
......    
    
default:     
 //code to be executed if all cases are not matched;    
 break;  
}
Cpp Switch 1

C++ Switch Example

snippet
#include <iostream>
using namespace std;
int main () {
       int num;
       cout<<"Enter a number to check grade:";  
       cin>>num;
           switch (num)  
          {  
              case 10: cout<<"It is 10"; break;  
              case 20: cout<<"It is 20"; break;  
              case 30: cout<<"It is 30"; break;  
              default: cout<<"Not 10, 20 or 30"; break;  
          }  
    }

Output:

Output
Enter a number: 10 It is 10

Output:

Output
Enter a number: 55 Not 10, 20 or 30
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