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null safety

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This commit is contained in:
phyothandar
2021-09-10 17:14:59 +06:30
parent 4f7aa1b252
commit 2c95ec7600
21 changed files with 54 additions and 51 deletions
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2
lib/pages/package/tracking_id_page.dart
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@@ -164,7 +164,7 @@ class _TrackingIDPageState extends State<TrackingIDPage> {
// }
try {
String barcode = await scanBarcode();
String? barcode = await scanBarcode();
if (barcode != null) {
setState(() {
_transcationIDCtl.text = barcode;