diff --git a/index.js b/index.js
index e69de29bb2..aecb2f2ac8 100644
--- a/index.js
+++ b/index.js
@@ -0,0 +1,17 @@
+function updateObjectWithKeyAndValue(object, key, value){
+
+    return Object.assign({}, object, { [key]: value })
+}
+
+function destructivelyUpdateObjectWithKeyAndValue(object, key, value){
+  object[key] = value
+  return object
+}
+
+function deleteFromObjectByKey(object, key){
+return delete object.key
+}
+function destructivelyDeleteFromObjectByKey(object, key){
+ delete object[key]
+ return object
+}