From 751d5c942a4a217b34786de97c23509044e0b4b1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=8E=8B=E4=BA=9A=E6=98=9F?= <funnycoderstar@gmail.com>
Date: Wed, 11 Jul 2018 22:41:44 +0800
Subject: [PATCH] fix: #4048

---
 src/components/input/input.vue | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/components/input/input.vue b/src/components/input/input.vue
index 79673eb2..5c47ddc7 100644
--- a/src/components/input/input.vue
+++ b/src/components/input/input.vue
@@ -246,7 +246,7 @@
             },
             handleInput (event) {
                 let value = event.target.value;
-                if (this.number) value = Number.isNaN(Number(value)) ? value : Number(value);
+                if (this.number && value !== '') value = Number.isNaN(Number(value)) ? value : Number(value);
                 this.$emit('input', value);
                 this.setCurrentValue(value);
                 this.$emit('on-change', event);