-
-
Save Ifmr24/e8493267bfa45d0c7294cfcdcd0559aa to your computer and use it in GitHub Desktop.
JS Variable LET
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
// 3 - VARIABLES LET // LET FUNCIONA A NIVEL DE BLOQUE, NO A NIVEL GLOBAL. | |
//prueba con var | |
var numero = 40; | |
console.log(numero) // Mostrara 40 en consola. | |
if(true){ | |
var numero = 50; | |
console.log(numero) // Mostrara 50 en consola. | |
} | |
//prueba con let | |
var texto = "Prueba con let"; | |
console.log(texto) | |
if(true){ | |
let texto = "Si ves esto es porque funciona solo dentro de este bloque IF" | |
console.log(texto) // Mostrara el nuevo valor | |
} | |
console.log(texto) // Volvera al valor anterior = "Prueba con let" |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment