From 44e1f020c84393161d998582e5c0506187ea60e9 Mon Sep 17 00:00:00 2001
From: tangjinzhou <415800467@qq.com>
Date: Tue, 24 May 2022 14:39:40 +0800
Subject: [PATCH] fix: useForm style error, close #5635

---
 components/form/useForm.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/components/form/useForm.ts b/components/form/useForm.ts
index cf34170ee..43a72f288 100644
--- a/components/form/useForm.ts
+++ b/components/form/useForm.ts
@@ -252,7 +252,7 @@ function useForm(
         if (validateInfos[name].validateStatus === 'validating') {
           const res = results.filter(result => result && result.errors.length);
           validateInfos[name].validateStatus = res.length ? 'error' : 'success';
-          validateInfos[name].help = res.length ? res.map(r => r.errors) : '';
+          validateInfos[name].help = res.length ? res.map(r => r.errors) : null;
           options?.onValidate?.(
             name,
             !res.length,
@@ -293,7 +293,7 @@ function useForm(
       validateInfos[key] &&
         Object.assign(validateInfos[key], {
           validateStatus: '',
-          help: '',
+          help: null,
         });
     });
   };