javascript - The page is not rendered after vue sends ajax, but there is data in the console

Question

Answer 1

This is drifting bro

Answer 2

Is data.value_list returning an array?

Answer 3

Print outside the function to see if there is data. If there is no data, it should not be updated

Answer 4

then(res=>{

})

Remove function

Answer 5

Pay attention to the transformation of this pointer

Answer 6

Maybe vue does not support your way of writing html tags
Try changing it to the following one?

<li v-for="item in matchValueList">
    <!--<li>{{item.name}}</li>--注释了-->
    <span>{{item.name}}</span>
</li>