From 0eaa88aea360ed36b0f51d6089aa059eb0a2af66 Mon Sep 17 00:00:00 2001
From: cTn <ctndesigner@gmail.com>
Date: Wed, 20 Nov 2013 12:24:37 +0100
Subject: [PATCH] implementing vanilla array_difference function

---
 main.js | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/main.js b/main.js
index 1092e0d4..372e5265 100644
--- a/main.js
+++ b/main.js
@@ -87,4 +87,22 @@ function microtime() {
     var now = new Date().getTime() / 1000;
 
     return now;
+}
+
+// accepting single level array with "value" as key
+function array_difference(firstArray, secondArray) {
+    var cloneArray = [];
+    
+    // create hardcopy
+    for (var i = 0; i < firstArray.length; i++) {
+        cloneArray.push(firstArray[i]);
+    }
+    
+    for (var i = 0; i < secondArray.length; i++) {
+        if (cloneArray.indexOf(secondArray[i]) != -1) {
+            cloneArray.splice(cloneArray.indexOf(secondArray[i]), 1);
+        }
+    }
+    
+    return cloneArray;
 }
\ No newline at end of file