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Editor to share with you JavaScript how to abbreviate variable declaration, I believe most people do not know much about it, so share this article for your reference, I hope you can learn a lot after reading this article, let's go to know it!

Abbreviated variable declaration

When defining a function, you may need to declare multiple variables first, such as:

Let xterlet ytterlet z = 3

At this point, you can save a lot of time and space by shorthand, that is, declaring multiple variables at the same time:

Let x, y, zonal 3

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