Updated prettier and documentation

Author: devbyray

.prettierignore

@@ -0,0 +1 @@
+README.md

README.md

@@ -1,8 +1,10 @@
-# IsBetween.js 
+# IsBetween.js
+
 [![Build Status](https://travis-ci.com/raymonschouwenaar/is-between-js.svg?branch=master)](https://travis-ci.com/raymonschouwenaar/is-between-js)
 [![npm version](https://badge.fury.io/js/is-between-js.svg)](https://badge.fury.io/js/is-between-js)
 
 ## Install
+
 ```
 npm i is-between-js
 ```
@@ -14,8 +16,19 @@ You can import the isBetween function in your JavaScript/TypeScript file and use
 The TypeScript types are included in the library.
 
 ```javascript
-import isBetween from 'is-between-js'
+import { isBetween } from 'is-between-js'
 
-isBetween(10, 0, 100) // returns true
-isBetween(120, 0, 100) // returns false
+isBetween(1).min(0).max(10).calc() // returns true
+isBetween(10).min(0).max(9).calc() // returns false
 ```
+
+or
+
+```javascript
+import { Between } from 'is-between-js'
+
+const between = new Between()
+
+between.value(1).min(0).max(10).calc() // returns true
+between.value(10).min(0).max(9).calc() // returns false
+```