From 866c8cd690565b9c339acdfb63d1c2788eaec620 Mon Sep 17 00:00:00 2001
From: LY025714 <35520692+LY025714@users.noreply.github.com>
Date: Tue, 8 Feb 2022 11:23:30 +0800
Subject: [PATCH] Update index.md

The name of class LengthTool is 'Length', but LengthTool.name is 'LengthTool' in Version 3.x
---
 docs/latest/index.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/docs/latest/index.md b/docs/latest/index.md
index cf3d1ccbf..5443012e5 100644
--- a/docs/latest/index.md
+++ b/docs/latest/index.md
@@ -179,12 +179,12 @@ When a Tool is added, its default [mode](anatomy-of-a-tool/index.md#modes) is `D
 
 ```js
 // Activate the tool for ALL currently Enabled elements
-cornerstoneTools.setToolActive(LengthTool.name, { mouseButtonMask: 1 });
+cornerstoneTools.setToolActive('Length', { mouseButtonMask: 1 });
 
 // OR activate the tool for a specific Enabled element
 cornerstoneTools.setToolActiveForElement(
   enabledElement,
-  LengthTool.name,
+  'Length',
   {
     mouseButtonMask: 1,
   },