diff --git a/src/utils/Toolkit.ts b/src/utils/Toolkit.ts
index ebe75fb..9fce18e 100644
--- a/src/utils/Toolkit.ts
+++ b/src/utils/Toolkit.ts
@@ -321,4 +321,10 @@ export default class Toolkit {
 			callback();
 		}
 	}
+
+	public static doNotNull(arg: any, func: (arg: any) => void): void {
+		if (arg) {
+			func(arg);
+		}
+	}
 }