switch c++ default code example

Example 1: c++ switch case statement

switch (n)
{
    case 1: // code to be executed if n = 1;
        break;
    case 2: // code to be executed if n = 2;
        break;
    default: // code to be executed if n doesn't match any cases
}

Example 2: case label in c++

switch(foo) {
  case 1:
    int i = 42; // i exists all the way to the end of the switch
    dostuff(i);
    break;
  case 2:
    dostuff(i*2); // i is *also* in scope here, but is not initialized!
}

Example 3: switch case sinax c++

switch (<espressione>)
{
case <valore costante 1>:
// istruzioni
break;


case <valore costante 2>:
// istruzioni
break;
...
case <valore costante N>:
// istruzioni
break;
default:
// istruzioni
break;
}