From 0299f23363800df07cdd6238ce6d1382f4575f31 Mon Sep 17 00:00:00 2001
From: "windhamwong@nva-hk.com" <windhamwong@nva-hk.com>
Date: Thu, 13 Jul 2017 15:42:05 +0100
Subject: [PATCH] Fix bug on char()

---
 src/core/operations/ByteRepr.js | 19 +++++++++++--------
 1 file changed, 11 insertions(+), 8 deletions(-)

diff --git a/src/core/operations/ByteRepr.js b/src/core/operations/ByteRepr.js
index eeef5e5f..bb0b8616 100755
--- a/src/core/operations/ByteRepr.js
+++ b/src/core/operations/ByteRepr.js
@@ -82,15 +82,18 @@ const ByteRepr = {
      */
 	runFromCharHex: function(input, args) {
         var re = /cha?r\((((\d{1,3})(,\s?)?)+)\)/ig;
-        var inner_re = /(\d{1,3}),?/g;
-        var match, inner_match;
-        var result = "";
-        while ((match = re.exec(input)) != null) {
-            while ((inner_match = inner_re.exec(match[1])) != null) {
-                result += Utils.byteArrayToChars([parseInt(inner_match[1])]);
+        var inner_re = /(\d{1,3}),?/g
+        var data = input.replace(re,
+            function(match, p1) {
+                if (p1) {
+                    var result = "", inner_match;
+                    while ((inner_match = inner_re.exec(p1)) != null) {
+                        result += Utils.byteArrayToChars([parseInt(inner_match[1])]);
+                    }
+                    return result;
             }
-        }
-        return input.replace(re, result);
+        });
+        return data;
     },