I am very new to typescript i am trying to work out watcing a tutorial. I am face this issue when i use const and let. After compilation ts file shows some erro
What am I doing wrong? there are 7 pictures with pre-made IDs from "img1" to "img7" function changeWidth() { let b = 50 let k = 0
I suspect that I fundamentally misunderstand Scheme's evaluation rules. What is it about the way that let and letrec are coded and evaluated that makes letrec a
ECMAScript 6 introduced the let statement. I've heard that it's described as a local variable, but I'm still not quite sure how it behaves differently than the
I've heard that accessing let and const values before they are initialized can cause a ReferenceError because of something called the temporal dead zone. What
When inspecting scopes of a function in the DevTools console I noticed a "script" scope. After a bit of research it seems to be created for let and const variab
I have understood why the output of this code should be 3 3 3. for (var i = 0; i < 3; i++) { setTimeout(() => console.log(i), 1); } I am not a