Add strict equalities in src/core/core.js

11 years ago · 83a4c68df9
1 changed files with 1 additions and 1 deletions
--- a/src/core/core.js
+++ b/src/core/core.js
@ -311,7 +311,7 @@ var PDFDocument = (function PDFDocumentClosure() {
    var str = strBuf.join('');
    stream.pos = pos;
    var index = backwards ? str.lastIndexOf(needle) : str.indexOf(needle);
-    if (index == -1) {
+    if (index === -1) {
      return false; /* not found */
    }
    stream.pos += index;