javascript - vue, $refs cannot be obtained

Question

The second method cannot be obtained, please ask God! ! ! ! !

Answer 1

Sometimes, you really have to read the documentation carefully. .
Only after the mounting is completed, $refs can be obtained.
Thank you everyone.

Answer 2

Post the completed code! There is a delay when the console.log() function prints, I can’t completely believe it

Answer 3

In which method did you call console.log?

Answer 4

Looking at your second method, you specify a componentrefbut you do not read or operate the methods or properties in it

Answer 5

You need to display the html template and the functions called. Otherwise, how will you know what the problem is, and there is no mention of the vue version

Answer 6

<p cannot be obtained if="false" ref="selection"></p> or created