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使用插件 flutter_launcher_icons

在 pubspec.yaml 配置文件中 加入 dev_dependencies

dev_dependencies:
  flutter_launcher_icons: "^0.13.1"

准备好app得 icon 图标 其中icon的名字为icon.png

创建assets文件夹 和子文件夹icon iamge 配置静态资源路径

完整配置如下 

dev_dependencies:flutter_launcher_icons: "^0.13.1"flutter_launcher_icons:android: "launcher_icon"ios: trueimage_path: "assets/icon/icon.png"min_sdk_android: 21 # android min sdk min:16, default 21assets:- assets/icon/- assets/image/

flutter clean 清理后 重新安装依赖

重要得一步 执行下面得命令 才会生效

flutter pub run flutter_launcher_icons