function f(){
let a=1;
}
let a;
f();
console.log(a);
why output is undefined
Let re initialized and declaring
kambala yashwanth - Nov 29 '18 - kambala yashwanth - Nov 29 '18 - kambala yashwanth - Nov 29 '18 - function f(){
let a=1;
}
let a;
f();
console.log(a);
why output is undefined
