Create looping_objects.md

docs/Exercise/JavaScript_Basics/looping_objects.md

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+1. Given an object 
+```js
+const person = {
+ name: 'John Doe',
+ age: 26,
+ gender: 'Male'
+}
+```
+Write code to iterate through `person` object and output something like
+```js
+person.name = John Doe
+person.age = 26
+person.gender = Male
+```
+
+2. Given the following code
+```js
+function Dog (age) {
+ this.age = age;
+}
+
+Dog.prototype = {
+ bark: () => console.log('woof')
+}
+
+const dog = new Dog(2);
+```
+
+Write code to iterate through `dog` object and output something like
+```js
+dog.age = 2
+```