我使用 CLI 和样板模板创建了一个新的 React Native 应用程序。发布模式下生成的 iOS 应用程序大小出乎意料地大:511.9 MB。通常我希望新的 React Native 应用程序小于 10 MB。这个大的应用程序大小似乎是最近的变化。我不考虑什么?提前致谢!
采取的步骤:
我尝试过的其他步骤:
我的环境:
项目 package.json (来自样板模板)
{
"name": "TestProject",
"version": "0.0.1",
"private": true,
"scripts": {
"android": "react-native run-android",
"ios": "react-native run-ios",
"lint": "eslint .",
"start": "react-native start",
"test": "jest"
},
"dependencies": {
"react": "18.2.0",
"react-native": "0.71.4"
},
"devDependencies": {
"@babel/core": "^7.20.0",
"@babel/preset-env": "^7.20.0",
"@babel/runtime": "^7.20.0",
"@react-native-community/eslint-config": "^3.2.0",
"@tsconfig/react-native": "^2.0.2",
"@types/jest": "^29.2.1",
"@types/react": "^18.0.24",
"@types/react-test-renderer": "^18.0.0",
"babel-jest": "^29.2.1",
"eslint": "^8.19.0",
"jest": "^29.2.1",
"metro-react-native-babel-preset": "0.73.8",
"prettier": "^2.4.1",
"react-test-renderer": "18.2.0",
"typescript": "4.8.4"
},
"jest": {
"preset": "react-native"
}
}
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小智 2
你好,我一直在寻找解决方案,我发现如果你使用纯 React Native,只需在 podfile 中禁用 Hermes 就足够了
https://reactnative.dev/docs/hermes
:hermes_enabled => false
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但是如果你使用expo那么你需要更改app.json文件中的js引擎
https://docs.expo.dev/guides/configuring-js-engines/
{ "expo": { "jsEngine": "jsc" } }
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并编辑您的方案以发布
/sf/ask/399458391/
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就我个人而言,我禁用了 Hermes 并更改了 expo js 引擎,在我的例子中,应用程序从 524mb 减少到 16mb
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