回答編集履歴
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追記
test
CHANGED
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@@ -43,3 +43,71 @@
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}
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```
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---
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50
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51
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52
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53
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print 以外のことをしたいなら、例えばこんな感じ。(濫用しない方がいいと思いますが。)
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54
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55
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56
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57
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```swift
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58
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extension View {
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60
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61
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func DoIt(_ f: () -> Void) -> some View {
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62
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f()
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64
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65
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return EmptyView()
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66
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67
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}
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68
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}
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70
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71
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72
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73
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struct ContentView: View {
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74
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75
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@State var array = [0, 1, 2]
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76
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var body: some View {
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ForEach(array, id: .self) { count in
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if count == 0 {
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84
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DoIt {
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86
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87
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print("０番固定の処理")
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88
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89
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if array.count < 6 {
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DispatchQueue.main.asyncAfter(deadline: .now() + 1.0) {
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array.append(3)
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94
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}
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96
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}
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}
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}
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Text("Hello, world! (count)")
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104
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.padding()
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106
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107
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}
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108
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109
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}
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110
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111
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}
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112
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113
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```
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