From: Dan Vanderkam <danvdk@gmail.com>
Date: Fri, 27 Nov 2009 01:44:51 +0000 (-0500)
Subject: clear div
X-Git-Tag: v1.0.0~874^2~5^2
X-Git-Url: https://adrianiainlam.tk/git/?a=commitdiff_plain;h=f7d6278e62d699c4015b0bb600d9a67feef51481;p=dygraphs.git

clear div
---

diff --git a/dygraph.js b/dygraph.js
index ea1f904..9b4c3bb 100644
--- a/dygraph.js
+++ b/dygraph.js
@@ -155,6 +155,10 @@ Dygraph.prototype.__init__ = function(div, file, attrs) {
   this.wilsonInterval_ = attrs.wilsonInterval || true;
   this.customBars_ = attrs.customBars || false;
 
+  // Clear the div. This ensure that, if multiple dygraphs are passed the same
+  // div, then only one will be drawn.
+  div.innerHTML = "";
+
   // If the div isn't already sized then give it a default size.
   if (div.style.width == '') {
     div.style.width = Dygraph.DEFAULT_WIDTH + "px";