docs: readme, hiding the box

AbdulRahmanAlHamali · Jan 11, 2024 · bccf500 · bccf500
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diff --git a/README.md b/README.md
@@ -170,6 +170,7 @@ You can do so with the following parameters:
 - `hideWithKeyboard`: Hide the suggestions box when the keyboard is hidden. `True` by default.
 
 You can also very generally hide the suggestions box by returning `null` from the `suggestionsCallback`.
+This is different from returning an empty list, which will show the empty widget.
 
 ### Customizing the animation