Update part-4-using-data.md (#4746)

matthiasnagel · web-flow · commit 025adaac74b2 · 2024-10-27T15:01:30.000-04:00
Fixed a typo and changed highlighting
diff --git a/docs/tutorials/essentials/part-4-using-data.md b/docs/tutorials/essentials/part-4-using-data.md
@@ -562,13 +562,15 @@ const postsSlice = createSlice({
     // as an argument, not the entire `RootState`
     selectAllPosts: postsState => postsState,
     selectPostById: (postsState, postId: string) => {
-      return postsState.find(user => post.id === postId)
+      return postsState.find(post => post.id === postId)
     }
   }
   // highlight-end
 })
 
+// highlight-start
 export const { selectAllPosts, selectPostById } = postsSlice.selectors
+// highlight-end
 
 export default postsSlice.reducer
 

Original file line number	Diff line number	Diff line change
`@@ -562,13 +562,15 @@ const postsSlice = createSlice({`
`562`	`562`	// as an argument, not the entire `RootState`
`563`	`563`	`selectAllPosts: postsState => postsState,`
`564`	`564`	`selectPostById: (postsState, postId: string) => {`
`565`		`- return postsState.find(user => post.id === postId)`
	`565`	`+ return postsState.find(post => post.id === postId)`
`566`	`566`	`}`
`567`	`567`	`}`
`568`	`568`	`// highlight-end`
`569`	`569`	`})`
`570`	`570`
	`571`	`+// highlight-start`
`571`	`572`	`export const { selectAllPosts, selectPostById } = postsSlice.selectors`
	`573`	`+// highlight-end`
`572`	`574`
`573`	`575`	`export default postsSlice.reducer`
`574`	`576`