Contenido del Curso

Introduction to JavaScript (staging)

1. Introduction

Writing our first code Output Using Variables 1/2 Output Using Variables 2/2

2. JavaScript syntax

JavaScript Syntax JavaScript Variables JavaScript Operators Identifiers in JavaScript Naming Identifiers Reserved keywords in JavaScript Naming Convention in JavaScript. Case Styles Variables Naming Convention Boolean Naming Convention Constant Naming Convention Function & Classes Naming Convention Multiline Strings Multiline Strings. Concatenating Commenting in JavaScript Commenting in JavaScript. Multi-line Comments

Symbols 2/3

<code class="go3679463865">Symbol()</code> Function Description:

We can provide a description to the Symbol() function as an optional argument. This description will make our symbols more clear.

The following example creates two symbols: firstName and lastName with values Michael and Clarke respectively:


              1234
            
let firstName = Symbol('Michael');
console.log(firstName.toString());
let lastName = Symbol('Clarke');
console.log(lastName.toString());

Tarea

Create a symbol with the value key and store it in the variable password. Output the result.

Tarea

Create a symbol with the value key and store it in the variable password. Output the result.

Cambia al escritorio para practicar en el mundo realContinúe desde donde se encuentra utilizando una de las siguientes opciones

¿Todo estuvo claro?

Sección 3. Capítulo 28

Symbols 2/3

<code class="go3679463865">Symbol()</code> Function Description:

We can provide a description to the Symbol() function as an optional argument. This description will make our symbols more clear.

The following example creates two symbols: firstName and lastName with values Michael and Clarke respectively:


              1234
            
let firstName = Symbol('Michael');
console.log(firstName.toString());
let lastName = Symbol('Clarke');
console.log(lastName.toString());

Tarea

Create a symbol with the value key and store it in the variable password. Output the result.

Tarea

Create a symbol with the value key and store it in the variable password. Output the result.

Cambia al escritorio para practicar en el mundo realContinúe desde donde se encuentra utilizando una de las siguientes opciones

¿Todo estuvo claro?

Sección 3. Capítulo 28

Symbols 2/3

<code class="go3679463865">Symbol()</code> Function Description:

We can provide a description to the Symbol() function as an optional argument. This description will make our symbols more clear.

The following example creates two symbols: firstName and lastName with values Michael and Clarke respectively:


              1234
            
let firstName = Symbol('Michael');
console.log(firstName.toString());
let lastName = Symbol('Clarke');
console.log(lastName.toString());

Tarea

Create a symbol with the value key and store it in the variable password. Output the result.

Tarea

Create a symbol with the value key and store it in the variable password. Output the result.

Cambia al escritorio para practicar en el mundo realContinúe desde donde se encuentra utilizando una de las siguientes opciones

¿Todo estuvo claro?

<code class="go3679463865">Symbol()</code> Function Description:

We can provide a description to the Symbol() function as an optional argument. This description will make our symbols more clear.

The following example creates two symbols: firstName and lastName with values Michael and Clarke respectively:


              1234
            
let firstName = Symbol('Michael');
console.log(firstName.toString());
let lastName = Symbol('Clarke');
console.log(lastName.toString());

Tarea

Create a symbol with the value key and store it in the variable password. Output the result.

Cambia al escritorio para practicar en el mundo realContinúe desde donde se encuentra utilizando una de las siguientes opciones

Sección 3. Capítulo 28

Cambia al escritorio para practicar en el mundo realContinúe desde donde se encuentra utilizando una de las siguientes opciones