diff --git a/index.js b/index.js
index e69de29bb2..7843025ae7 100644
--- a/index.js
+++ b/index.js
@@ -0,0 +1,16 @@
+function updateObjectWithKeyAndValue(obj,key,value){
+  return Object.assign({},obj,{[key]:value});
+}
+function destructivelyUpdateObjectWithKeyAndValue(obj,key,value){
+  obj[key] = value;
+  return obj;
+}
+function deleteFromObjectByKey(obj,key){
+  var newobj = Object.assign({},obj);
+  delete newobj[key];
+  return newobj
+}
+function destructivelyDeleteFromObjectByKey(obj,key){
+  delete obj[key];
+  return obj;
+}