harmony 鸿蒙Startup Development
Startup Development
How do I obtain the system version of a device?
Applicable to: OpenHarmony 3.2 Beta 5 (API version 9)
Solution
You can obtain the system version of a device through the osFullName attribute of the deviceInfo object.
Sample Code
import deviceInfo from '@ohos.deviceInfo'
let v = deviceInfo.osFullName
How do I obtain the UDID of a device?
Applicable to: OpenHarmony 3.2 Beta 5 (API version 9)
Solution
- Method 1: Run the hdc shell bm get –udid command.
- Method 2: Obtain the value from the code. For details, see udid.
How do I obtain device information?
Applicable to: OpenHarmony 3.2 Beta 5 (API version 9)
You can call deviceInfo to obtain device information, such as the device model.
Reference
How do I prevent application development from being interrupted by screen saving?
Applicable to: OpenHarmony 3.2 Beta 5 (API version 9)
Solution
Run the hdc shell “power-shell setmode 602” command to turn off screen saving.
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