考虑数组[1,2,3,4]
.如何将数组项重新排列到新位置.
例如:
put 3 into position 4 [1,2,4,3]
put 4 in to position 1 [4,1,2,3]
put 2 into position 3 [1,3,2,4]
.
我知道我们需要使用CABasicAnimation
动画阴影,但我不知道如何UIViewPropertyAnimator
与CABasicAnimation
.
我只想键入 check vue 文件而不构建整个应用程序。有没有办法做到这一点?
我知道vue-cli-service serve
并将vue-cli-service build
通过 进行类型检查fork-ts-checker-webpack-plugin
,但它构建了整个应用程序并且速度很慢。
我有一个使用SheetJS编写 excel 文件的 Vue 项目。
如何在生成的 excel 文件中设置列的格式?
我需要将 SalesOrderDate、CustomerRequestedDeliveryDate、ConfirmedDate 和 _ProductionDate 设置为日期格式。
generateExcel() {
axios.get('generateExcel?format=json', {
params: {
division: this.auth.user.current_division,
area: this.form.area,
month: this.form.month
}
})
.then(response => {
let structArray = []
for (let [index, value] of response.data.entries()) {
structArray.push({
SalesOrderNumber: value.so_id,
SalesOrderDate: (value.so_date.trim().length ? moment(value.so_date, 'MMMM, DD YYYY HH:mm:ss', true).format('MM/DD/YYYY'): ''),
ShipmentStatus: value.shipment_status,
Remarks: value.remarks,
ID: value.id,
ModelName: value.model_name,
ModelNumber: value.model_id,
Qty: value.qty,
CustomerRequestedDeliveryDate: (value.requested_delivery_date.trim().length ? moment(value.requested_delivery_date, 'MMMM, DD YYYY HH:mm:ss', true).format('MM/DD/YYYY'): ''),
ConfirmedDate: …
Run Code Online (Sandbox Code Playgroud) import Foundation
struct NotEquable {}
struct Box<T> {
let id: Int
let value: T
}
extension Box: Equatable {
static func ==<T>(lhs: Box<T>, rhs: Box<T>) -> Bool {
return lhs.id == rhs.id
}
static func ==<T: Equatable>(lhs: Box<T>, rhs: Box<T>) -> Bool {
return lhs.id == rhs.id && lhs.value == rhs.value
}
}
infix operator ====: AdditionPrecedence
public protocol OperatorEqual {
static func ====(lhs: Self, rhs: Self) -> Bool
}
extension Box: OperatorEqual {
static func ====<T>(lhs: Box<T>, rhs: Box<T>) …
Run Code Online (Sandbox Code Playgroud)