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 ];
})();
typeof (function* f() { yield f })().next().next()
let some_text = "some string";
if(some_text.indexOf('str') !=-1){
return true;
}
let titleElements = document.querySelectorAll('.article .title'); let titles = Array.from(titleElements).map( t => t.textContent ); console.log(titles);
class Slave { // ... };
const slave = Slave();