Updated readme

Author: assertchris

readme.md

@@ -1,49 +1,40 @@
-# Type Functions
+# String Functions
 
-[![Build Status](http://img.shields.io/travis/typedphp/type-functions.svg?style=flat-square)](https://travis-ci.org/typedphp/type-functions)
-[![Code Quality](http://img.shields.io/scrutinizer/g/typedphp/type-functions.svg?style=flat-square)](https://scrutinizer-ci.com/g/typedphp/type-functions)
-[![Code Coverage](http://img.shields.io/scrutinizer/coverage/g/typedphp/type-functions.svg?style=flat-square)](http://typedphp.github.io/type-functions/master)
-[![Version](http://img.shields.io/packagist/v/typedphp/type-functions.svg?style=flat-square)](https://packagist.org/packages/typedphp/type-functions)
-[![License](http://img.shields.io/packagist/l/typedphp/type-functions.svg?style=flat-square)](licence.md)
+[![Build Status](http://img.shields.io/travis/typedphp/string-functions.svg?style=flat-square)](https://travis-ci.org/typedphp/string-functions)
+[![Code Quality](http://img.shields.io/scrutinizer/g/typedphp/string-functions.svg?style=flat-square)](https://scrutinizer-ci.com/g/typedphp/string-functions)
+[![Code Coverage](http://img.shields.io/scrutinizer/coverage/g/typedphp/string-functions.svg?style=flat-square)](http://typedphp.github.io/string-functions/master)
+[![Version](http://img.shields.io/packagist/v/typedphp/string-functions.svg?style=flat-square)](https://packagist.org/packages/typedphp/string-functions)
+[![License](http://img.shields.io/packagist/l/typedphp/string-functions.svg?style=flat-square)](licence.md)
 
 ## Example
 
 ```php
-use TypedPHP\Functions\TypeFunctions;
+use TypedPHP\Functions\StringFunctions;
 
-TypeFunctions\getType(1.5); // number
-
-TypeFunctions\isBoolean(false);   // true
-TypeFunctions\isBoolean("false"); // false
+StringFunctions\endsWith("a long string", "string"); // true
+StringFunctions\replace("a long string", "long", "enormous"); // "a enormous string"
 ```
 
 Functions:
 
-- `isNumber`
-- `isBoolean`
-- `isNull`
-- `isObject`
-- `isFunction`
-- `isExpression`
-- `isString`
-- `isResource`
-- `getType`
-
-Caveats:
-
-- `isExpression` will return false if `isString` returns true.
-- `isFunction` will return false if `isObject` returns true.
-- `getType` will return unknown if the argument is not matched by any of the `is*` functions.
+- `startsWith`
+- `endsWith`
+- `indexOf`
+- `length`
+- `matches`
+- `replace`
+- `slice`
+- `split`
 
 ## Installation
 
 ```sh
-❯ composer require "typedphp/type-functions:*"
+❯ composer require "typedphp/string-functions:*"
 ```
 
 ## Testing
 
 ```sh
-❯ composer create-project "typedphp/type-functions:*" .
+❯ composer create-project "typedphp/string-functions:*" .
 ❯ vendor/bin/phpunit
 ```