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); */
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.
Рішення
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
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Can you explain the difference between single-line and multi-line comments?
Can you show an example of a single-line comment?
Why would I use multi-line comments instead of single-line comments?
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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); */
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.
Рішення
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
Перейдіть на комп'ютер для реальної практикиПродовжуйте з того місця, де ви зупинились, використовуючи один з наведених нижче варіантівДякуємо за ваш відгук!
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