Practical JavaScript
landvibe
This course is suitable for those who want a deep understanding of JavaScript. It covers the latest JavaScript syntax as of 2020.
Intermediate
JavaScript, ES6
This course is for JavaScript developers who want to learn TypeScript. You can learn everything up to the advanced features of TypeScript.
Reviews from Early Learners
5.0
dev_kang
It was difficult. However, I supplemented that part with notes, and I was able to learn it by following along one by one. I watched the video on generics, conditional types, and type guards several times. It's not that the lecture was bad, but I wanted to understand it enough, and it was worth chewing over. I really enjoyed the class! Thank you!! bb
5.0
박수빈
I signed up because I believed in Jaeseung Lee. I was worried if the lecture would be good because the lecture time was short.. but it is a lecture that contains only the essentials without even a single unnecessary item. I really recommend it 👍🏻 If I had listened to it earlier, I could have saved a lot of time that I had spent struggling...ㅎㅎ
5.0
코딩스터
I'd love to learn TypeScript quickly!
How to define various types
Type definition methods considering readability and productivity
Taught by the author! Learn TypeScript thoroughly, from the basics to advanced features.
The course is based on the book published in July 2020.
Keeping course materials up to date is crucial for staying current with rapidly evolving web technology trends.
This course was created based on Chapter 9, [Static Types and TypeScript], of the book.
Since this course does not contain content related to React, those who are not interested in React can also feel comfortable taking it.
▲ If you are curious about the revised edition of <Real-World React Programming>, please click the book image.
▲ TypeScript Logo
I have watched TypeScript evolve rapidly while using it in the field for the past three years.
The more I use TypeScript, the more I feel it is a charming language.
I sincerely hope that more developers in Korea will start using TypeScript.
With that in mind, I also included an introduction to TypeScript in my presentation at the 2019 IF KAKAO conference.
▲ While presenting on the topic of React at the 2019 IF KAKAO conference, I also introduced TypeScript.
You can check almost all the code used in the lectures on an online IDE (CodeSandbox)!
Please refer to the links at the bottom of each lecture screen.
We expect this to be a great help for your learning, as you can directly modify the code online and see the results.
>> Sample Link <<
After each lecture, a quiz is provided for review.
Please refer to the link at the bottom of each lecture screen or bookmark the link below!
It is very important to take the time to organize any confusing content again after the lecture.
>> Quiz Site Link <<
Q. Can non-majors take this course?
A. If you have an understanding of JavaScript, you can understand this course.
Q. Are there any special advantages unique to this course?
A. As a course based on a book, it provides a well-structured curriculum.
While many TypeScript courses also explain JavaScript syntax,
doing so includes too much unnecessary content for those who already know JavaScript.
In this course, we do not explain JavaScript syntax and focus solely on type definitions.
Q. Do you provide subtitles?
A. Yes, subtitles have been added to all videos.
Since a large font size is used throughout, you can study comfortably even on mobile.
Q. Do I need to purchase the book?
A. No, the course is designed so that you can understand everything even without the book.
Who is this course right for?
Those who are learning TypeScript for the first time
Those who have used TypeScript but want to define types more richly.
Need to know before starting?
JavaScript
2,008
Learners
152
Reviews
307
Answers
4.7
Rating
2
Courses
- Author of [Practical React Programming]
- react contributor (PR link)
- Presented [React: I'll Even Decide That for You] at the if kakao 2019 conference
- Currently developing KakaoPage Global Web
All
23 lectures ∙ (2hr 47min)
5. Some basic types1
02:51
6. Some basic types2
04:12
7. enum type
06:57
8. Function type 1
05:09
10. Function type 2
07:11
11. Interface
09:06
12. class
10:36
All
45 reviews
4.8
45 reviews
Reviews 3
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Average Rating 5.0
Reviews 25
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Average Rating 5.0
Reviews 1
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Average Rating 5.0
5
It was difficult. However, I supplemented that part with notes, and I was able to learn it by following along one by one. I watched the video on generics, conditional types, and type guards several times. It's not that the lecture was bad, but I wanted to understand it enough, and it was worth chewing over. I really enjoyed the class! Thank you!! bb
Reviews 2
∙
Average Rating 5.0
Reviews 2
∙
Average Rating 5.0
5
I signed up because I believed in Jaeseung Lee. I was worried if the lecture would be good because the lecture time was short.. but it is a lecture that contains only the essentials without even a single unnecessary item. I really recommend it 👍🏻 If I had listened to it earlier, I could have saved a lot of time that I had spent struggling...ㅎㅎ
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