A brief summary of all encapsulation methods in Vue

How do I know I need packaging?

1. Reuse, if you think you will use it in the future

2. You find it convenient, and you may need it in other places

3. If not encapsulated, the page code is bloated

1. Encapsulation API

Usage scenario: the most common and common packaging in business

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2. Register global tool components

Usage scenario: You want to make the component globally available, especially when using third-party plug-ins

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3. Encapsulate global functions

Usage scenario: Some logic processing functions have large amounts of code and unique functions (such as date processing functions and array-to-tree conversion functions). They may be needed elsewhere in the future, so they are encapsulated for convenience.

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4. Encapsulation to reduce the amount of page code

Usage scenarios: Many. Here we take the registration of routing table as an example to understand the encapsulation concept.

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