October 2019
Intermediate to advanced
426 pages
11h 49m
English
Content preview from Learn React Hooks
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Rules of Hooks
Hooks are very flexible. However, there are certain limitations to using Hooks, which we should always keep in mind:
- Hooks can only be used in function components, not in class components
- The order of Hook definitions matters, and needs to stay the same; thus, we cannot put Hooks in if conditionals, loops, or nested functions
We are going to discuss these limitations in more detail, as well as how to work around them, throughout this book.
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