var var = 1;
console.log(var);
Uncaught SyntaxError: Unexpected token var
var res = { a: 1 };
delete res.a;
console.log(res);
{}
function hola(){
function mundo(){
console.log(res);
}
var res = 1;
mundo();
}
hola();
1
function hola(){
var mundo = function (){ return console.log('hi');};
console.log(mundo);
}
hola();
function (){ console.log('hi')}
function hola(){
var mundo = function (){ return 'hi';};
console.log(mundo());
}
hola();
'hi'