fix demo code

This commit is contained in:
Géry Debongnie
2019-01-20 09:35:39 +01:00
parent 041830c684
commit d0bdf0ed8b
2 changed files with 18 additions and 17 deletions
+1 -1
View File
@@ -15,7 +15,7 @@ export default class Counter extends Widget {
counter: 0
};
constructor(parent: Widget, props: {initialState?: number}) {
constructor(parent: Widget | null, props: {initialState?: number}) {
super(parent);
this.state.counter = props.initialState || 0;
}