Breaking News: Grepper is joining You.com. Read the official announcement!

foreach get index value swiftui

Add Answer

Grieving Gharial answered on January 17, 2021 Popularity 6/10 Helpfulness 1/10

answer foreach get index value swiftui

related swiftui foreach with index

related ForEach index swiftui

foreach get index value swiftui

Comment

ForEach(output, id: \.self) { text in
                    Text(text)
                        .font(.system(.body, design: .monospaced))
                        .frame(maxWidth: .infinity, alignment: .leading)
                        .foregroundColor(.white)

ForEach(output.indices, id: \.self) { index in
                    Text(output[index])
                        .font(.system(.body, design: .monospaced))
                        .frame(maxWidth: .infinity, alignment: .leading)
                        .foregroundColor (index % 2 == 0 ? .white : .green)
                                     
                                     
//

Popularity 6/10 Helpfulness 1/10 Language swift

Source: www.hackingwithswift.com

Tags: foreach get swift swiftui

Link to this answer
Share Copy Link

Contributed on Oct 28 2023

Grieving Gharial

0 Answers Avg Quality 2/10

Closely Related Answers

swiftui foreach with index

Comment

    var body: some View {
        ForEach(array.indices) { i in
          Text("\(self.array[i])")
            .onTapGesture { self.doSomething(index: i) }
        }
    }

Popularity 9/10 Helpfulness 5/10 Language swift

Source: stackoverflow.com

Tags: swift swif

Link to this answer
Share Copy Link

Contributed on Sep 10 2021

Thoughtful Toucan

0 Answers Avg Quality 2/10

ForEach index swiftui

Comment

public struct ForEachWithIndex<Data: RandomAccessCollection, ID: Hashable, Content: View>: View {
    public var data: Data
    public var content: (_ index: Data.Index, _ element: Data.Element) -> Content
    var id: KeyPath<Data.Element, ID>

    public init(_ data: Data, id: KeyPath<Data.Element, ID>, content: @escaping (_ index: Data.Index, _ element: Data.Element) -> Content) {
        self.data = data
        self.id = id
        self.content = content
    }

    public var body: some View {
        ForEach(
            zip(self.data.indices, self.data).map { index, element in
                IndexInfo(
                    index: index,
                    id: self.id,
                    element: element
                )
            },
            id: \.elementID
        ) { indexInfo in
            self.content(indexInfo.index, indexInfo.element)
        }
    }
}

extension ForEachWithIndex where ID == Data.Element.ID, Content: View, Data.Element: Identifiable {
    public init(_ data: Data, @ViewBuilder content: @escaping (_ index: Data.Index, _ element: Data.Element) -> Content) {
        self.init(data, id: \.id, content: content)
    }
}

extension ForEachWithIndex: DynamicViewContent where Content: View {
}

private struct IndexInfo<Index, Element, ID: Hashable>: Hashable {
    let index: Index
    let id: KeyPath<Element, ID>
    let element: Element

    var elementID: ID {
        self.element[keyPath: self.id]
    }

    static func == (_ lhs: IndexInfo, _ rhs: IndexInfo) -> Bool {
        lhs.elementID == rhs.elementID
    }

    func hash(into hasher: inout Hasher) {
        self.elementID.hash(into: &hasher)
    }
}

Popularity 9/10 Helpfulness 2/10 Language swift

Source: stackoverflow.com

Tags: foreach

Link to this answer
Share Copy Link

Contributed on Jan 17 2021

Quaint Quail

0 Answers Avg Quality 2/10

foreach get index value swiftui

Contents

More Related Answers

foreach get index value swiftui

Closely Related Answers

swiftui foreach with index

ForEach index swiftui

Grepper

Documentation

Social

Legal

Contact

Oops, You will need to install Grepper and log-in to perform this action.