From 2e22b221c9a22b810c0015ff082bda48e1529259 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=8F=A1=E5=B1=B1=E7=94=B5=E8=BD=A6?= <cyl@cyl.moe>
Date: Sun, 19 Sep 2021 09:14:54 +0800
Subject: [PATCH] fix(select): mergedValue shouldn't modified by outValue
 (#4670)

---
 components/vc-select/generate.tsx | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/components/vc-select/generate.tsx b/components/vc-select/generate.tsx
index d0fc54f65..f83a91d89 100644
--- a/components/vc-select/generate.tsx
+++ b/components/vc-select/generate.tsx
@@ -629,7 +629,10 @@ export default function generateSelector<
 
           props.onChange(outValue, isMultiple.value ? outOptions : outOptions[0]);
         }
-        mergedValue.value = outValue;
+
+        if (props.value === undefined) {
+          mergedValue.value = outValue;
+        }
       };
 
       const onInternalSelect = (