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Real-World Svelte

You're reading from   Real-World Svelte Supercharge your apps with Svelte 4 by mastering advanced web development concepts

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Product type Paperback
Published in Dec 2023
Publisher Packt
ISBN-13 9781804616031
Length 282 pages
Edition 1st Edition
Languages
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Author (1):
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Tan Li Hau Tan Li Hau
Author Profile Icon Tan Li Hau
Tan Li Hau
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Table of Contents (22) Chapters Close

Preface 1. Part 1: Writing Svelte Components
2. Chapter 1: Lifecycles in Svelte FREE CHAPTER 3. Chapter 2: Implementing Styling and Theming 4. Chapter 3: Managing Props and State 5. Chapter 4: Composing Components 6. Part 2: Actions
7. Chapter 5: Custom Events with Actions 8. Chapter 6: Integrating Libraries with Actions 9. Chapter 7: Progressive Enhancement with Actions 10. Part 3: Context and Stores
11. Chapter 8: Context versus Stores 12. Chapter 9: Implementing Custom Stores 13. Chapter 10: State Management with Svelte Stores 14. Chapter 11: Renderless Components 15. Chapter 12: Stores and Animations 16. Part 4: Transitions
17. Chapter 13: Using Transitions 18. Chapter 14: Exploring Custom Transitions 19. Chapter 15: Accessibility with Transitions 20. Index 21. Other Books You May Enjoy

Creating a debounced higher-order Svelte store

The two preceding sections that we’ve seen so far each created a new Svelte store. In this section, we are going to look at how we can create a higher-order store.

The concept of a higher-order store is inspired by a higher-order function, where functions are treated just like any other data. This means that you can pass functions as arguments to other functions or return them as values.

In a similar concept, we are going to create a function that treats stores just like any data, taking a Svelte store as an argument and then returning a Svelte store.

The idea of a higher-order Svelte store is to create a function that enhances an existing Svelte store. A higher-order Svelte store is a function that takes in a Svelte store and returns a new Svelte store, an enhanced version of the input Svelte store.

The example that we are going to use to illustrate this idea will create a debounce higher-order Svelte store.

The...

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