From e9f3d00f0380bd91ab3a4d74005586da977037ba Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=A2=81=E7=81=8F?= <admin@aresn.com>
Date: Mon, 20 Aug 2018 10:14:50 +0800
Subject: [PATCH] fixed Form label bug, close 4289

---
 src/components/form/form-item.vue | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/components/form/form-item.vue b/src/components/form/form-item.vue
index ab9362e2..2a687687 100644
--- a/src/components/form/form-item.vue
+++ b/src/components/form/form-item.vue
@@ -130,16 +130,18 @@
             },
             labelStyles () {
                 let style = {};
-                const labelWidth = this.labelWidth || this.form.labelWidth;
-                if (labelWidth) {
+                const labelWidth = this.labelWidth === 0 || this.labelWidth ? this.labelWidth : this.form.labelWidth;
+
+                if (labelWidth || labelWidth === 0) {
                     style.width = `${labelWidth}px`;
                 }
                 return style;
             },
             contentStyles () {
                 let style = {};
-                const labelWidth = this.labelWidth || this.form.labelWidth;
-                if (labelWidth) {
+                const labelWidth = this.labelWidth === 0 || this.labelWidth ? this.labelWidth : this.form.labelWidth;
+
+                if (labelWidth || labelWidth === 0) {
                     style.marginLeft = `${labelWidth}px`;
                 }
                 return style;