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Apprendre Symbols 3/3 | Data Types and Variables
Introduction to JavaScript (staging)
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Contenu du cours

Introduction to JavaScript (staging)

Introduction to JavaScript (staging)

1. Introduction
2. JavaScript syntax
3. Data Types and Variables

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Symbols 3/3

Accessing the Description of the Symbol()

We can access the description of the symbol by calling the .description method.

12
let firstName = Symbol('Michael'); console.log(firstName.description);
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Tâche

Swipe to start coding

Create two symbols personName and personAdress by using Symbol() give them the description of Name and Address and display their descriptions.

Solution

Summary

  • Symbol is a primitive data type that is used to create a unique identifier.
  • We use the global Symbol() function to create symbols.
  • We can provide a description to a Symbol() function as an optional argument.
  • The description of the symbol can be accessed through the .description property.

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Section 3. Chapitre 29
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book
Symbols 3/3

Accessing the Description of the Symbol()

We can access the description of the symbol by calling the .description method.

12
let firstName = Symbol('Michael'); console.log(firstName.description);
copy
Tâche

Swipe to start coding

Create two symbols personName and personAdress by using Symbol() give them the description of Name and Address and display their descriptions.

Solution

Summary

  • Symbol is a primitive data type that is used to create a unique identifier.
  • We use the global Symbol() function to create symbols.
  • We can provide a description to a Symbol() function as an optional argument.
  • The description of the symbol can be accessed through the .description property.

Switch to desktopPassez à un bureau pour une pratique réelleContinuez d'où vous êtes en utilisant l'une des options ci-dessous
Tout était clair ?

Comment pouvons-nous l'améliorer ?

Merci pour vos commentaires !

Section 3. Chapitre 29
Switch to desktopPassez à un bureau pour une pratique réelleContinuez d'où vous êtes en utilisant l'une des options ci-dessous
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