Add return type (typescript)

2 years ago · 2f89dbf60f
parent f8d32e4c61
commit 2f89dbf60f
1 changed files with 6 additions and 0 deletions
--- a/JS-DOM/index.md
+++ b/JS-DOM/index.md
@ -40,3 +40,9 @@ include_toc: true
  ```


+
+💡 En Typescript, vous pouvez préciser le type de retour :
+
+```typescript
+document.querySelector<HTMLDivElement>($CSS_SELECTOR) // retourne un DIV
+```