实战需求
macOS SwiftUI 核心组件之网格显示Unicode内容LazyGrid
本文价值与收获
看完本文后,您将能够作出下面的界面

看完本文您将掌握的技能
- 设置4列 Array(repeating: GridItem(.flexible(), spacing: 15), count: 4)
- 网格LazyVGrid(columns: columns)
- 十六进制转String
<code>let codepoint = $0 + 0x1f600
let codepointString = String(format: "%02X", codepoint)
</code>
- 十六进制转emoji图标
<code> let emoji = String(Character(UnicodeScalar(codepoint)!)) </code>
实战代码
<code>import SwiftUI
struct ContentView: View {
var body: some View{
NavigationView{
List{
Label("文件",systemImage:"book")
</code>
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