From 649fa88f65831cbac559cb6d3adf81bba6e22787 Mon Sep 17 00:00:00 2001
From: eiinu <eiinu@qq.com>
Date: Thu, 16 May 2024 16:11:26 +0800
Subject: [PATCH] =?UTF-8?q?fix(input):=20=E7=A7=BB=E9=99=A4=E9=9D=9E?=
 =?UTF-8?q?=E5=BF=85=E8=A6=81=E7=9A=84=20modelValue=20=E6=9B=B4=E6=96=B0?=
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---
 src/packages/__VUE/input/input.taro.vue | 19 ++++++-------------
 1 file changed, 6 insertions(+), 13 deletions(-)

diff --git a/src/packages/__VUE/input/input.taro.vue b/src/packages/__VUE/input/input.taro.vue
index 9dde73e88a..a7e224ffa9 100644
--- a/src/packages/__VUE/input/input.taro.vue
+++ b/src/packages/__VUE/input/input.taro.vue
@@ -180,8 +180,6 @@ const _onInput = (event: Event) => {
 }
 
 const updateValue = (value: string, trigger: InputFormatTrigger = 'onChange') => {
-  // #2178 & Taro #2642
-  emit('update:modelValue', value)
   if (props.maxLength && value.length > Number(props.maxLength)) {
     value = value.slice(0, Number(props.maxLength))
   }
@@ -191,11 +189,15 @@ const updateValue = (value: string, trigger: InputFormatTrigger = 'onChange') =>
     value = formatNumber(value, isDigit, isDigit)
   }
   if (props.formatter && trigger === props.formatTrigger) {
-    value = props.formatter(value)
+    const tempValue = props.formatter(value)
+    if (tempValue !== value) {
+      // #2178 & Taro #2642
+      emit('update:modelValue', value)
+    }
+    value = tempValue
   }
   if (value !== props.modelValue) {
     emit('update:modelValue', value)
-    // emit('change', value);
   }
 }
 
@@ -205,7 +207,6 @@ const onFocus = (event: Event) => {
   }
   active.value = true
   emit('focus', event)
-  // emit('update:modelValue', value);
 }
 
 const onBlur = (event: Event) => {
@@ -215,22 +216,14 @@ const onBlur = (event: Event) => {
   setTimeout(() => {
     active.value = false
   }, 200)
-
-  const input = event.target as HTMLInputElement
-  let value = input.value
-  if (props.maxLength && value.length > Number(props.maxLength)) {
-    value = value.slice(0, Number(props.maxLength))
-  }
   updateValue(getModelValue(), 'onBlur')
   emit('blur', event)
-  // emit('update:modelValue', value);
 }
 
 const clear = (event: Event) => {
   event.stopPropagation()
   if (disabled.value) return
   emit('update:modelValue', '', event)
-  // emit('change', '', event);
   emit('clear', '', event)
 }