react如何显示i+1

Question

for (let i in dataOption) {
    data1.push({ content: i+1+"."+dataOption[i].content, voteCount: dataOption[i].voteCount })
  }

这样写之后会在i后面写个1
0
1
2
3
变成
01
11
21
31
content里面i+1写成什么样子才行？

Answer 1

Number(i)+1

Answer 2

for (let i in dataOption) {

data1.push({ content: (i+1)+"."+dataOption[i].content, voteCount: dataOption[i].voteCount })

}