Update README.md

mackysoft · web-flow · commit d47e8e5601b2 · 2024-10-27T16:37:48.000+09:00
diff --git a/README.md b/README.md
@@ -19,6 +19,7 @@ The `SubclassSelector` attribute allows you to easily set subclasses of those ab
 - **[New]** Restore values of previous object from JSON when subclass is changed. (required Unity 2021.3 or later)
 - **[New]** Copy & Paste the subclass properties. (required Unity 2021.3 or later)
 - **[New]** Clear & reset the subclass properties. (required Unity 2021.3 or later)
+- **[New]** Covariance / Contravariance support. (required Unity 2023.2 or later)
 
 > See below for the reason for the limitation of versions less than Unity 2021.3.
 > 

Original file line number	Diff line number	Diff line change
@@ -19,6 +19,7 @@ The `SubclassSelector` attribute allows you to easily set subclasses of those ab
`19`	`19`	`- [New] Restore values of previous object from JSON when subclass is changed. (required Unity 2021.3 or later)`
`20`	`20`	`- [New] Copy & Paste the subclass properties. (required Unity 2021.3 or later)`
`21`	`21`	`- [New] Clear & reset the subclass properties. (required Unity 2021.3 or later)`
	`22`	`+- [New] Covariance / Contravariance support. (required Unity 2023.2 or later)`
`22`	`23`
`23`	`24`	`> See below for the reason for the limitation of versions less than Unity 2021.3.`
`24`	`25`	`>`