This course focuses on enhancing your JavaScript skills by working with asynchronous programming, APIs, logical operators, and objects.
You will learn how to fetch and handle API data using modern techniques such as async/await and promises, efficiently managing multiple asynchronous operations. Additionally, you’ll explore the use of logical operators like ||, &&, and nullish coalescing to write cleaner, more efficient code.
The course also covers object manipulation in depth, including working with inbuilt methods, the spread operator, and cloning techniques.
Throughout the course, you'll tackle practical coding challenges to solidify your understanding of JavaScript concepts like this binding, short-circuiting, and object method handling.
In this section, you will learn how to make asynchronous API requests using JavaScript, manage promises, and handle asynchronous operations efficiently using modern techniques such as async/await and Promise.all().
涵盖的内容
1个作业23个插件
显示有关单元内容的信息
1个作业•总计30分钟
Asynchronous JavaScript and APIs Quiz•30分钟
23个插件•总计92分钟
Welcome to interactive lessons!•1分钟
What is an API?•8分钟
Clients & Servers•3分钟
Requests & Responses•6分钟
JSON Review•5分钟
URLs and Endpoints•3分钟
Fetching with .then()•5分钟
Fetching with .then() Challenge•2分钟
Fetching with async/await•4分钟
Fetching with async/await Challenge•2分钟
Promises•4分钟
Handling Rejected Promises•6分钟
response.ok•3分钟
Taking APIs to the Next Level•5分钟
API requests: the body•6分钟
The Promise Constructor•5分钟
Working with images asynchronously•4分钟
Promise Challenge•3分钟
Callback Hell•6分钟
Using Promises to escape Callback Hell•3分钟
Promise.all•2分钟
Super challenge: Async Image Load•5分钟
Asynchronous JavaScript & APIs Outro•1分钟
Logical Operators and Coalescing
第 2 单元•小时 后完成
单元详情
In this section, you will learn to use short-circuiting, nullish coalescing, and optional chaining to write more efficient and error-resistant JavaScript.
涵盖的内容
1个作业9个插件
显示有关单元内容的信息
1个作业•总计30分钟
Logical Operators and Coalescing Quiz•30分钟
9个插件•总计1分钟
Logical Operators and Coalescing Intro•1分钟
Short-circuiting with OR (||)•0分钟
Short-circuiting with OR (||) Challenge•0分钟
Short-circuiting with AND (&&)•0分钟
Short-circuiting with AND (&&) Challenge•0分钟
Nullish Coalescing•0分钟
Optional Chaining•0分钟
Super Challenge Library Software•0分钟
Logical Operators & Coalescing Outro•0分钟
Working with objects
第 3 单元•小时 后完成
单元详情
In this section, you will learn essential object manipulation techniques in JavaScript, including methods, property validation, cloning, and the correct use of this.
Scrimba is an interactive code-learning platform with over a million users from all over the world. They feature highly interactive and engaging courses about programming and web development.
When will I have access to the lectures and assignments?
To access the course materials, assignments and to earn a Certificate, you will need to purchase the Certificate experience when you enroll in a course. You can try a Free Trial instead, or apply for Financial Aid. The course may offer 'Full Course, No Certificate' instead. This option lets you see all course materials, submit required assessments, and get a final grade. This also means that you will not be able to purchase a Certificate experience.
What will I get if I subscribe to this Specialization?
When you enroll in the course, you get access to all of the courses in the Specialization, and you earn a certificate when you complete the work. Your electronic Certificate will be added to your Accomplishments page - from there, you can print your Certificate or add it to your LinkedIn profile.
Is financial aid available?
Yes. In select learning programs, you can apply for financial aid or a scholarship if you can’t afford the enrollment fee. If fin aid or scholarship is available for your learning program selection, you’ll find a link to apply on the description page.