From e5391de8078032ee49f2324f073056b6da5296c0 Mon Sep 17 00:00:00 2001
From: tangjinzhou <jinzhou.tang@xiaobao100.com>
Date: Wed, 6 May 2020 15:05:08 +0800
Subject: [PATCH] fix: input trigger change at ie #2203

---
 antdv-demo                    | 2 +-
 components/input/Input.jsx    | 5 +++--
 components/input/TextArea.jsx | 4 ++--
 3 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/antdv-demo b/antdv-demo
index 855f27869..6cb6deed5 160000
--- a/antdv-demo
+++ b/antdv-demo
@@ -1 +1 @@
-Subproject commit 855f278697767cd9412706506cf7b0816466ae8b
+Subproject commit 6cb6deed574c408cddcf6c9271132e36f8975168
diff --git a/components/input/Input.jsx b/components/input/Input.jsx
index 2c5dab374..2c973bd1b 100644
--- a/components/input/Input.jsx
+++ b/components/input/Input.jsx
@@ -66,7 +66,7 @@ export default {
     const props = this.$props;
     const value = typeof props.value === 'undefined' ? props.defaultValue : props.value;
     return {
-      stateValue: value,
+      stateValue: typeof value === 'undefined' ? '' : value,
     };
   },
   watch: {
@@ -172,7 +172,8 @@ export default {
     },
     handleChange(e) {
       const { value, composing } = e.target;
-      if (composing && this.lazy) return;
+      // https://github.com/vueComponent/ant-design-vue/issues/2203
+      if ((composing && this.lazy) || this.stateValue === value) return;
       this.setValue(value, this.clearPasswordValueAttribute);
       resolveOnChange(this.$refs.input, e, this.onChange);
     },
diff --git a/components/input/TextArea.jsx b/components/input/TextArea.jsx
index a4fd9efbc..9f2a17613 100644
--- a/components/input/TextArea.jsx
+++ b/components/input/TextArea.jsx
@@ -28,7 +28,7 @@ export default {
   data() {
     const value = typeof this.value === 'undefined' ? this.defaultValue : this.value;
     return {
-      stateValue: value,
+      stateValue: typeof value === 'undefined' ? '' : value,
     };
   },
   computed: {},
@@ -68,7 +68,7 @@ export default {
     },
     handleChange(e) {
       const { value, composing } = e.target;
-      if (composing || this.stateValue === value) return;
+      if ((composing && this.lazy) || this.stateValue === value) return;
 
       this.setValue(e.target.value, () => {
         this.$refs.resizableTextArea.resizeTextarea();