expo-constants 常量

import Constants from "expo-constants";

const Constants = {
  "__expo_module_name__": "ExponentConstants",  // 内部属性开发无用
  "addListener": [Function addListener],  // 用于添加和移除事件监听器，以响应某些运行时事件的变化
  "appOwnership": "expo", // 在 Expo Go 中运行时返回expo ，否则返回null 。区分独立应用（已从 Expo 分离）和 Expo 托管应用很有用
  "deviceName": "M2007J3SC",  // 提供当前设备的名称。用于调试或记录目的，以识别正在运行应用的设备
  "easConfig": {},  // 标准 EAS 配置对象
  "emit": [Function emit],
  "executionEnvironment": "storeClient",  // 执行环境
  "experienceUrl": "exp://10.0.0.6:8083", // 体验网址
  "expoConfig": { // expo 配置信息
    "_internal": {
      "dynamicConfigPath": null,
      "isDebug": false,
      "packageJsonPath": "/Users/paul/code/project/react-native/react-native-expo-examples/package.json",
      "projectRoot": "/Users/paul/code/project/react-native/react-native-expo-examples",
      "staticConfigPath": "/Users/paul/code/project/react-native/react-native-expo-examples/app.json"
    },
    "android": { "adaptiveIcon": [Object] },
    "hostUri": "10.0.0.6:8083",
    "icon": "./assets/icon.png",
    "iconUrl": "http://10.0.0.6:8083/assets/./assets/icon.png",
    "ios": { "supportsTablet": true },
    "name": "react-native-expo-examples",
    "orientation": "portrait",
    "platforms": ["ios", "android", "web"],
    "sdkVersion": "51.0.0",
    "slug": "react-native-expo-examples",
    "splash": {
      "backgroundColor": "#ffffff",
      "image": "./assets/splash.png",
      "imageUrl": "http://10.0.0.6:8083/assets/./assets/splash.png",
      "resizeMode": "contain"
    },
    "userInterfaceStyle": "light",
    "version": "1.0.0",
    "web": { "favicon": "./assets/favicon.png" }
  },
  "expoGoConfig": { // expogo 设置
    "__flipperHack": "React Native packager is running", "debuggerHost": "10.0.0.6:8083",
    "developer": { "projectRoot": "/Users/paul/code/project/react-native/react-native-expo-examples", "tool": "expo-cli" },
    "mainModuleName": "node_modules/expo/AppEntry", "packagerOpts": { "dev": true }
  },
  "expoVersion": "2.31.1",  // expogo 版本
  "getWebViewUserAgentAsync": [Function getWebViewUserAgentAsync],  // 获取用户代理字符串
  "intentUri": "exp://10.0.0.6:8083",
  "isDetached": false,
  "isHeadless": false,
  "linkingUri": "exp://10.0.0.6:8083",
  "listenerCount": [Function listenerCount],
  "manifest": null,
  "manifest2": {  //  Expo 服务生成的，包含了更多关于应用的信息，如资产、创建时间等。
    "assets": [],
    "createdAt": "2024-10-19T14:28:41.878Z",
    "extra": {
      "eas": [Object],
      "expoClient": [Object],
      "expoGo": [Object],
      "scopeKey": "@anonymous/react-native-expo-examples-7b47b5b5-95f1-48a7-9c1e-7b1a2807e244"
    },
    "id": "79b45ea1-82af-43bd-924e-ff51199b8f0e",
    "isVerified": true,
    "launchAsset": { "contentType": "application/javascript", "key": "bundle", "url": "http://10.0.0.6:8083/node_modules/expo/AppEntry.bundle?platform=android&dev=true&hot=false&lazy=true&transform.engine=hermes&transform.bytecode=true&transform.routerRoot=app" },
    "metadata": {},
    "runtimeVersion": "exposdk:51.0.0"
  },
  "nativeAppVersion": "2.31.1", // expogo 版本
  "nativeBuildVersion": 248,
  "platform": { // 已弃用。使用expo-device的Device.modelId 。
    "android": { "versionCode": null }
  },
  "removeAllListeners": [Function removeAllListeners],
  "removeListener": [Function removeListener],
  "removeSubscription": [Function removeSubscription],
  "sessionId": "145125b9-2bd6-4790-8b95-e7fd31187570",
  "statusBarHeight": 32,  // 设备的默认状态栏高度。不考虑使用位置跟踪或通话时的变化。
  "supportedExpoSdks": ["51.0.0"],
  "systemFonts": [  // 系统字体
    "normal",
    "notoserif",
    "sans-serif",
    "sans-serif-light",
    "sans-serif-thin",
    "sans-serif-condensed",
    "sans-serif-medium",
    "serif",
    "Roboto",
    "monospace"],
  "systemVersion": "12" // 已弃用。使用expo-device的Device.osVersion 。
}