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Apprendre Commenting in JavaScript. Multi-line Comments | JavaScript syntax
Introduction to JavaScript
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Contenu du cours

Introduction to JavaScript

Introduction to JavaScript

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

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Commenting in JavaScript. Multi-line Comments

Multi-line Comments
Multiline comments have a purpose same as single-line comments.
Multiline comments start with two symbols: /*. To end the comment, we use these symbols */ again. Everything in these symbols will be commented out.

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/* class WebDeveloper{ constructor(firstName, lastName) { this.firstName = firstName; this.lastName = lastName; } } let me = new WebDeveloper('Robin', 'Wieruch'); console.log(me); */
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Tâche

Swipe to start coding

In the following code, we only need the fullName variable. Your task is to comment out all the variables except the fullName variable using multi-line comment.

Solution

Summary:

  • Comments are used to illustrate the code and make the program more clear for developers.
  • Commented part is not implemented by the browser.
  • We can comment just a line of code.
  • We can comment entire block of code

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 2. Chapitre 15
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book
Commenting in JavaScript. Multi-line Comments

Multi-line Comments
Multiline comments have a purpose same as single-line comments.
Multiline comments start with two symbols: /*. To end the comment, we use these symbols */ again. Everything in these symbols will be commented out.

123456789
/* class WebDeveloper{ constructor(firstName, lastName) { this.firstName = firstName; this.lastName = lastName; } } let me = new WebDeveloper('Robin', 'Wieruch'); console.log(me); */
copy
Tâche

Swipe to start coding

In the following code, we only need the fullName variable. Your task is to comment out all the variables except the fullName variable using multi-line comment.

Solution

Summary:

  • Comments are used to illustrate the code and make the program more clear for developers.
  • Commented part is not implemented by the browser.
  • We can comment just a line of code.
  • We can comment entire block of code

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 2. Chapitre 15
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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