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53 Min
5 Seg

脕mbito global

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A pesar de que let esta en un scope global

let greeting = "Hello world!"; 

function greet() {
  console.log(greeting);
}

greet();

Si se re-declara dentro de la funci贸n greet este puede no funcionar, es decir:

let greeting = "Hello world!"; 

function greet() {
  console.log(greeting);
  let greeting = 'another hello world';
}

greet();

Ahora el let que se usara dentro de la funci贸n sera el interno y al ser declarado despues de su uso, dara error

```js let greeting = 'Hello world' function greet (){ console.log(greeting); } greet(); ```
![](https://static.platzi.com/media/user_upload/image-b9d056f9-2833-4794-9dbf-9f4c8b58dd11.jpg)