Better undefined check

2011-08-06 15:47:08 -07:00 · 2011-08-06 15:47:08 -07:00 · 3a80ccad4e
commit 3a80ccad4e
parent 4377eed920
1 changed files with 1 additions and 1 deletions
--- a/pdf.js
+++ b/pdf.js
@ -2995,7 +2995,7 @@ var Page = (function() {
    inheritPageProp: function(key) {
      var dict = this.pageDict;
      var obj = dict.get(key);
-      while (typeof obj == 'undefined') {
+      while (obj === undefined) {
        dict = this.xref.fetchIfRef(dict.get('Parent'));
        if (!dict)
          break;