Method to obtain dom elements based on vue1 and vue2

Below I will share with you a method of obtaining dom elements based on vue1 and vue2. It has a good reference value and I hope it will be helpful to everyone.

vue1.*In version

Add el='dom' to the tag, and then add this.$els.dom in the code In this way, you get the page element

For example:

Hello

Make your good color appear in red: this.$els.my-box.style.color = 'red'

##vue2.*version

For example:

Hello

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