javascript - How to convert the index of vue v-for into the corresponding other sequence

Question

Now we encounter this situation:

If I want to show this form, 0,1,2,3 should be replaced by ABCD, but the index reads 0,1,2,3. What is the answer? How to solve this situation

Answer 1

You can save the corresponding relationship, as shown below:

Answer 2

The data is converted before rendering

//转换数据
let option=['A','B','C','D']
// 原始数据
let data=[
    '看见厚大司考',
    '大叔大婶大所多',
    '大叔大婶大所大所多',
    '大叔大婶大所大多'
]

let newDatadata.map((item,index)=>{
    return option[index]+''+item
})
console.log(newData)