Aug 11, 2025
diff --git a/2-ui/99-ui-misc/01-mutation-observer/article.md b/2-ui/99-ui-misc/01-mutation-observer/article.md
  type: "characterData"
  target: <text node>
  // ...mutation details depend on how the browser handles such removal
  // it may coalesce two adjacent text nodes "edit " and ", please" into one node
  // it may coalesce two adjacent text nodes "Click and " and ", please" into one node
  // or it may leave them separate text nodes
 }];
 ```
Original file line number	Diff line number	Diff line change
Expand Up		@@ -90,7 +90,7 @@ mutationRecords = [{
		type: "characterData"
		target: <text node>
		// ...mutation details depend on how the browser handles such removal
		// it may coalesce two adjacent text nodes "edit " and ", please" into one node
		// it may coalesce two adjacent text nodes "Click and " and ", please" into one node
		// or it may leave them separate text nodes
		}];
		```
Expand Down