xss

 {
   "name": "yohobuy-node",
-  "version": "6.6.12",
+  "version": "6.6.14",
   "private": true,
   "description": "A New Yohobuy Project With Express",
   "repository": {

@@ -10,7 +10,7 @@ const htmlEntity = {
 };
 
 exports.htmlDecode = function(txt) {
-    txt = txt || '';
+    txt = txt + '' || '';
     return txt.replace(/((&(([a-z][a-z0-9]*)|(#[0-9]+)|(#x[0-9a-f]+));)|["'<>&])/gi, function(s) {
         s = s || '';
         const s1 = htmlEntity[s.toLowerCase()];
@@ -24,7 +24,8 @@ exports.htmlDecode = function(txt) {
 };
 
 exports.htmlEncode = function(str) {
-    str = str || '';
+    str = str + '' || '';
+
     return str.replace(re, function(s) {
         switch (s) {
             case '"':

@@ -87,7 +87,7 @@ module.exports = {
     htmlEncode: function(str) {
         const re = /(\r\n)|["\'<>]/g;
 
-        str = str || '';
+        str = str + '' || '';
         return str.replace(re, function(s) {
             switch (s) {
                 case '"':