const obj = { foo: 1 };
obj.bar = 2;
function mystery(...params) {
return params;
}
let a = mystery(1,23,4);
let name = 'Harry';
let occupation = 'wizard';
console.log(`Hi! My name is ${name}. I'm a ${occupation}.`);
let x, { x: y = 1 } = { x }; y;
(function() {
let f = this ? class g { } : class h { };
return [ typeof f, typeof h ];
})();
let some_text = "some string";
if(some_text.indexOf('str') !=-1){
return true;
}
let a = 12, b = 3;
[a, b] = [b, a];
let point = [1,3], segment = [point,[5,5]], triangle = [...segment,[1,8]];
class Slave { // ... };
const slave = Slave();
const [a, , b] = [1, 2, 3];
console.log(a, b);