From 1388dd939a4db5bf1738dcabf5a309eeda8e6566 Mon Sep 17 00:00:00 2001
From: inottn <inottn@outlook.com>
Date: Sun, 13 Oct 2024 16:00:58 +0800
Subject: [PATCH] fix(Field): should not adjust value when the min or max props
 are not set (#13150)

---
 packages/vant/src/field/Field.tsx          | 6 +++++-
 packages/vant/src/field/test/index.spec.js | 4 ++--
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/packages/vant/src/field/Field.tsx b/packages/vant/src/field/Field.tsx
index 96dab6e61..4511df21a 100644
--- a/packages/vant/src/field/Field.tsx
+++ b/packages/vant/src/field/Field.tsx
@@ -334,7 +334,11 @@ export default defineComponent({
         const isNumber = props.type === 'number';
         value = formatNumber(value, isNumber, isNumber);
 
-        if (trigger === 'onBlur' && value !== '') {
+        if (
+          trigger === 'onBlur' &&
+          value !== '' &&
+          (props.min !== undefined || props.max !== undefined)
+        ) {
           const adjustedValue = clamp(
             +value,
             props.min ?? -Infinity,
diff --git a/packages/vant/src/field/test/index.spec.js b/packages/vant/src/field/test/index.spec.js
index 5d5278639..911bd7b6b 100644
--- a/packages/vant/src/field/test/index.spec.js
+++ b/packages/vant/src/field/test/index.spec.js
@@ -59,9 +59,9 @@ test('should format input value when type is number', () => {
 
   const input = wrapper.find('input');
 
-  input.element.value = '1';
+  input.element.value = '01';
   input.trigger('input');
-  expect(wrapper.emitted('update:modelValue')[0][0]).toEqual('1');
+  expect(wrapper.emitted('update:modelValue')[0][0]).toEqual('01');
 
   input.element.value = '1.2.';
   input.trigger('input');