2
的followning代码需要两个阵列(fields
和photos
),得到名字和各自领域的价值,并将它们添加到一个新的数组(panoramas
):如何合并这两个foreach循环(只用一个)?
功能:
const panoramas = this.uploads.finished.map(photos => {
let panorama = {}
fields.forEach(field => { panorama[field.name] = field.value })
photos.forEach(photo => { panorama[photo.name] = photo.value })
return panorama
})
输入:
fields
:
[{
name: "name"
type: "hidden"
value: ""
}, {
name: "description"
type: "hidden"
value: ""
}, {
name: "photo"
type: "file"
value: ""
}, {
name: "photo2"
type: "file"
value: ""
}]
photos
:
[{
name: "photo"
value: "1.png"
}, {
name: "photo2"
value: "2.jpg"
}]
输出:
panoramas:
[{
name: "name"
type: "hidden"
value: ""
}, {
name: "description"
type: "hidden"
value: ""
}, {
name: "photo"
type: "file"
value: "1.png"
}, {
name: "photo2"
type: "file"
value: "2.png"
}]
正如你可以看到我使用的是内部map
2个forEach
循环。有没有办法只使用一个forEach
的方法吗?
Yo're个天才! (也许我太笨了。) – alex
高度怀疑两者断言XD。 –
此输出没有问题通缉。 –