From 899b9e5b716697c03314cb516dfb9a6dd49015f4 Mon Sep 17 00:00:00 2001
From: ktz03 <2484593937@qq.com>
Date: Sun, 16 Aug 2026 14:23:06 +0800
Subject: [PATCH] feat(InputDate): add emptyValue for cleared date submissions

---
 packages/amis/src/renderers/Form/InputDate.tsx | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/packages/amis/src/renderers/Form/InputDate.tsx b/packages/amis/src/renderers/Form/InputDate.tsx
index dd4e58a545a..73108e8c0e7 100644
--- a/packages/amis/src/renderers/Form/InputDate.tsx
+++ b/packages/amis/src/renderers/Form/InputDate.tsx
@@ -26,6 +26,11 @@ export interface AMISInputDateSchemaBase extends AMISFormItem {
    */
   clearable?: boolean;
 
+  /**
+   * 清空后写入表单的值，默认空字符串
+   */
+  emptyValue?: any;
+
   /**
    * 存储格式
    */
@@ -408,7 +413,8 @@ export default class DateControl extends React.PureComponent<
         step: 1
       }
     },
-    clearable: true
+    clearable: true,
+    emptyValue: ''
   };
 
   dateRef?: any;
@@ -609,7 +615,10 @@ export default class DateControl extends React.PureComponent<
   // 值的变化
   @autobind
   async handleChange(nextValue: any) {
-    const {dispatchEvent} = this.props;
+    const {dispatchEvent, emptyValue} = this.props;
+    if (nextValue === '' || nextValue == null) {
+      nextValue = emptyValue;
+    }
     const dispatcher = dispatchEvent(
       'change',
       resolveEventData(this.props, {value: nextValue})