From: Joshua <jgould@broadinstitute.org>
Date: Wed, 13 Jun 2012 01:06:29 +0000 (-0400)
Subject: updated check for empty string
X-Git-Tag: v1.0.0~262^2^2~1
X-Git-Url: https://adrianiainlam.tk/git/?a=commitdiff_plain;h=5e893479ccd080f111175aa9bd12f9338188173f;p=dygraphs.git

updated check for empty string
---

diff --git a/plugins/legend.js b/plugins/legend.js
index 9a7caf9..5f7ac7e 100644
--- a/plugins/legend.js
+++ b/plugins/legend.js
@@ -210,7 +210,7 @@ var generateLegendHTML = function(g, x, sel_points, oneEmWidth) {
   var xOptView = g.optionsViewForAxis_('x');
   var xvf = xOptView('valueFormatter');
   html = xvf(x, xOptView, labels[0], g);
-  if(html) {
+  if(html !== '') {
   	html += ':';
   }