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# uni.getAppBaseInfo()
Get the basic information of WeChat APP
| App | H5 | 微信小程序 | 支付宝小程序 | 抖音小程序 | 快手小程序 | QQ小程序 | 百度小程序 | 京东小程序 | 钉钉小程序 | 飞书小程序 |
|---|---|---|---|---|---|---|---|---|---|---|
√ (3.4.13+) | √ (3.4.13+) | √ (2.20.1+) | x | x | x | x | x | x | x | x |
Return parameter description
| Parameter Name | Type | Description | Platform Difference Description |
|---|---|---|---|
| appId | string | The application appid in the manifest.json, that is, the DCloud appid. | |
| appName | string | App name in manifest.json | |
| appVersion | string | The app version name in manifest.json. | |
| appVersionCode | string | The app version name in manifest.json. | |
| appLanguage | string | Language for application settings en, zh-Hans, zh-Hant, fr, es | App, H5 |
| appWgtVersion | string | Version name of the app resource (wgt). | App 3.5.5+ |
| hostLanguage | string | Mini Program Host Language | App only supports UNIMPSDK, H5 does not support |
| hostVersion | string | App, applet host version. For example: WeChat version number | App only supports UNIMPSDK, H5 does not support |
| hostName | string | mini program host name | App is only supported by UNIMPSDK, H5 is not supported |
| hostPackageName | string | mini program host package name | only supported by UNIMPSDK |
| hostSDKVersion | string | uni小程序SDK版本、小程序客户端基础库版本 | App 仅 UNIMPSDK 支持、H5 不支持 |
| hostTheme | string | 宿主当前主题，取值为light或dark。微信小程序全局配置"darkmode":true时才能获取，否则为 undefined （不支持小游戏） | App 仅 UNIMPSDK 支持 |
| hostFontSizeSetting | string | User font size setting. The setting in "I-Settings-General-Font Size" shall prevail, unit: px | Only applet supports |
applet special return parameters
| Parameter Name | Type | Description | Platform Difference Description |
|---|---|---|---|
| SDKVersion | string | Client base library version | WeChat applet only |
| enableDebug | boolean | Whether debugging is turned on. You can enable debugging through the upper right menu or wx.setEnableDebug | WeChat applet only |
| host | Object | The current host environment where the applet is running | Only WeChat applet |
| theme | string | The current theme of the system, the value is light or dark, it can only be obtained when the global configuration "darkmode": true, otherwise it is undefined (mini games are not supported) | Only WeChat applet |
Deprecated return parameter, reserved for backward compatibility only
| Parameter Name | Type | Description | Platform Difference Description |
|---|---|---|---|
| language | string | 应用设置的语言 | H5 不支持 |
| version | string | 引擎版本号、微信版本号 |