Fix undefined variable typo

hackmdio · Sep 18, 2016 · 21afa2d · 21afa2d
1 parent 9b5856f
commit 21afa2d
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/public/js/index.js b/public/js/index.js
@@ -1691,7 +1691,7 @@ function selectRevision(time) {
             // mark the text which have been insert or delete
             if (revision.patch.length > 0) {
                 var bias = 0;
-                for (j = 0; j < revision.patch.length; j++) {
+                for (var j = 0; j < revision.patch.length; j++) {
                     var patch = revision.patch[j];
                     var currIndex = patch.start1 + bias;
                     for (var i = 0; i < patch.diffs.length; i++) {