createStorageDir static method
在Android getExternalStorageDirectory 的路径下创建文件夹 dirName 文件夹名 支持Android 不支持iOS
Implementation
static Future<Directory?> createStorageDir(String? dirName) async {
if (dirName == null || dirName.isEmpty) {
return null;
}
Directory? _storageDir = await _initStorageDir();
if (_storageDir == null) {
return null;
}
return await createDirSync("${_storageDir.path}/$dirName");
}