From 38ab047f265a89493691cb16af607a39f88837a2 Mon Sep 17 00:00:00 2001
From: Vergil Hu <19972454+hudarui@users.noreply.github.com>
Date: Tue, 20 Nov 2018 17:08:54 +0800
Subject: [PATCH] Update render-function.md
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Unnecessary escape character: \-， remove it also work.
it's error in eslint check
---
 src/v2/guide/render-function.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/v2/guide/render-function.md b/src/v2/guide/render-function.md
index ef34d4050d..be320bfe7c 100644
--- a/src/v2/guide/render-function.md
+++ b/src/v2/guide/render-function.md
@@ -258,7 +258,7 @@ Vue.component('anchored-heading', {
     var headingId = getChildrenTextContent(this.$slots.default)
       .toLowerCase()
       .replace(/\W+/g, '-')
-      .replace(/(^\-|\-$)/g, '')
+      .replace(/(^-|-$)/g, '')
 
     return createElement(
       'h' + this.level,