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amcaballero1978
hello-javascript
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06-strings.js
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06-strings.js
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/*
Clase 2 en vídeo | 17/07/2024
Tipos de datos, operadores y strings
https://www.youtube.com/live/euVbF1eatEY?si=nHS3QznAlA_C39NK&t=808
*/
// Strings (cadenas de texto)
// Concatenación
let myName = "Brais"
let greeting = "Hola, " + myName + "!"
console.log(greeting)
console.log(typeof greeting)
// Longitud
console.log(greeting.length)
// Acceso a caracteres
console.log(greeting[0])
console.log(greeting[11])
// Métodos comunes
console.log(greeting.toUpperCase()) // Mayúsculas
console.log(greeting.toLowerCase()) // Minúsculas
console.log(greeting.indexOf("Hola")) // Índice
console.log(greeting.indexOf("Brais"))
console.log(greeting.indexOf("MoureDev"))
console.log(greeting.includes("Hola")) // Incluye
console.log(greeting.includes("Brais"))
console.log(greeting.includes("MoureDev"))
console.log(greeting.slice(0, 10)) // Sección
console.log(greeting.replace("Brais", "MoureDev")) // Reemplazo
// Template literals (plantillas literales)
// Strings en varias líneas
let message = `Hola, este
es mi
curso de
JavaScript`
console.log(message)
// Interpolación de valores
let email = "braismoure@mouredev.com"
console.log(`Hola, ${myName}! Tu email es ${email}.`)
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