case_with_bool.js

var y = -2; // assign -2 to y
var z = true;
switch(z) { // initialze the switch statement 
    // with a number
    case y < 0: // y < 0 ---> true --> -2 != true
        console.log("less than 0");
        break;
    case 100:
        console.log(100);
        break;
    case 200:
        console.log(200);
        break;
    default:
        console.log("The default case");
        break;
}