[core] Add comment about Object.js

Complement a bit #42571
mui · Jun 8, 2024 · 93e72f5 · 93e72f5
1 parent 3c0b821
commit 93e72f5
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/packages/mui-utils/src/useControlled/useControlled.js b/packages/mui-utils/src/useControlled/useControlled.js
@@ -29,6 +29,8 @@ export default function useControlled({ controlled, default: defaultProp, name,
     const { current: defaultValue } = React.useRef(defaultProp);
 
     React.useEffect(() => {
+      // Object.is() is not equivalent to the === operator.
+      // See https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/is for more details.
       if (!isControlled && !Object.is(defaultValue, defaultProp)) {
         console.error(
           [