QRCode constructor
QRCode({})
Implementation
QRCode({
required this.appId,
required this.scope,
required this.nonceStr,
required this.timestamp,
required this.signature,
this.schemeData,
}) : assert(appId.isNotEmpty),
assert(scope.isNotEmpty),
assert(nonceStr.isNotEmpty),
assert(timestamp.isNotEmpty),
assert(signature.isNotEmpty);