JavaScript What does this mean in Mozilla: “let blocks and let expressions are obsolete” what does this emoji mean,what does this mean �&#

let variable declaration are still widely used. Something like:

let i = 4;

Is perfectly fine. The article you linked talks about let blocks. Something like

let (x = x +1, y = x-1) {
  console.log("This is a let block!");
}

Is obsolete and should not be used.

Answer:1

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