# wmpf.getDeviceSerialNumberSync()
Get the device's SN code - Synchronous return
# parameter
nothing
# Return value
# Object res
attribute | type | Introductions |
---|---|---|
serialNumber | string | Sn Code. On failure, the interface will throw error |
# sample code
try {
let res = wmpf.getDeviceSerialNumberSync()
console.log(res.serialNumber)
} catch (and) {
console.log(and)
}