React native RNFetchBlob.fs.mkdir成功执行,但未执行';不创建目录
我正在尝试使用RNFetcBlob在下载文件夹中创建目录不会抛出任何错误,但不会创建文件夹…. 这是我正在使用的方法React native RNFetchBlob.fs.mkdir成功执行,但未执行';不创建目录,react-native,mkdir,rn-fetch-blob,React Native,Mkdir,Rn Fetch Blob,我正在尝试使用RNFetcBlob在下载文件夹中创建目录不会抛出任何错误,但不会创建文件夹…. 这是我正在使用的方法 async createAppDir() { const granted = await PermissionsAndroid.request( PermissionsAndroid.PERMISSIONS.WRITE_EXTERNAL_STORAGE ); if (granted === Permissi
async createAppDir() {
const granted = await PermissionsAndroid.request(
PermissionsAndroid.PERMISSIONS.WRITE_EXTERNAL_STORAGE
);
if (granted === PermissionsAndroid.RESULTS.GRANTED) {
RNFetchBlob.fs.exists(GlobalVars.APPDIR)
.then((res) =>
{
if (!res) {
console.log("Creating App directory...", GlobalVars.APPDIR)
RNFetchBlob.fs.mkdir(GlobalVars.APPDIR)
.then((res) => {console.log("App directory created..")})
.catch((err) => {console.log(err)})
}
}
);
}
}
我在AndroidManifest.xml中添加了权限
<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
试试这个
async createAppDir() {
const granted = await PermissionsAndroid.request(
PermissionsAndroid.PERMISSIONS.WRITE_EXTERNAL_STORAGE
);
const isGranted = granted === PermissionsAndroid.RESULTS.GRANTED || granted === true;
if (isGranted === PermissionsAndroid.RESULTS.GRANTED) {
const assetsDirExists = await RNFetchBlob.fs.isDir(GlobalVars.APPDIR);
if(!assetsDirExists) {
RNFetchBlob.fs.mkdir(GlobalVars.APPDIR)
.then((res) => {console.log("App directory created..")})
.catch((err) => {console.log(err)})
}
}
}
我在android/bundle.gradle文件中更改了以下版本,它开始工作 更改为以下版本
buildToolsVersion = "29.0.2"
minSdkVersion = 16
compileSdkVersion = 29
targetSdkVersion = 29
到
我尝试了你的代码,它甚至没有输入if条件if(isgrated==PermissionsAndroid.RESULTS.grated){…..我必须将它更改为if(isgrated){并运行它…..这次它输入了if条件,但没有创建文件夹…..它打印了“App directory created…”但在下载文件夹中选中时,我看不到文件夹。。。。
buildToolsVersion = "29.0.2"
minSdkVersion = 16
compileSdkVersion = 29
targetSdkVersion = 29
buildToolsVersion = "28.0.3"
minSdkVersion = 16
compileSdkVersion = 28
targetSdkVersion = 28