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格式:data: { "1": "数据一", "2": "数据二" }
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需求:在下拉框中选择对应数据一和数据二
state = {
data: { "1": "数据一", "2": "数据二" }
}
render() {
const { data } = this.state
const arr = Object.keys(data)
arr.map(item => {
console.log(item)
})
return (
<div>
<Select>
{arr.map(item=><Option value={item-0}>{data[item]}</Option>)}
</Select>
</div>
)
}