Update README.md

README.md

@@ -1,19 +1,82 @@
-# Welcome to simple-data-storage
+# SData.js
 ![Version](https://img.shields.io/badge/version-0.1.0-blue.svg?cacheSeconds=2592000)
 [![Maintenance](https://img.shields.io/badge/Maintained%3F-yes-green.svg)](https://github.com/artmakarov/simple-data-storage/graphs/commit-activity)
 [![License: MIT](https://img.shields.io/github/license/artmakarov/simple-data-storage)](https://github.com/artmakarov/simple-data-storage/blob/master/LICENSE)
 
-> Simple key-value storage
+> Simple key-value storage in the browser or node
+
+
+## Install
+
+```shell script
+npm i simple-data-storage
+```
+
+in browser:
+
+```
+<script src="//unpkg.com/simple-data-storage@0.1.0/dist/sdata.min.js"></script>
+```
+
+
+## Usage example
+
+```js
+const sdata = require('simple-data-storage');
+
+sdata('one_key', 'one_value');
+console.log(sdata('one_key')); //=> one_value
+
+sdata(321, 963);
+sdata('other key', { abc: 'boom!' });
+console.log(sdata(321)); //=> 963
+console.log(sdata('321')); //=> 963
+console.log(sdata('other key')); //=> { abc: 'boom!' }
+console.log(sdata('other key').abc); //=> boom!
+
+// clear one item
+sdata.clear('other key');
+console.log(sdata('other key')); //=> undefined
+console.log(sdata('one_key')); //=> one_value
+
+// clear all items
+sdata(123, ['test', 4]);
+sdata.clear();
+console.log(sdata(123)); //=> undefined
+console.log(sdata('one_key')); //=> undefined
+```
+
+In the browser, use the global function **SData()**
+
+```html
+<script>
+  SData('key', { data: [1, 'two', { other: 3 }] });
+  alert(SData('key').data[2].other); //=> 3
+</script>
+```
+
+## Development
+
+```shell script
+git clone git@github.com:artmakarov/simple-data-storage.git
+cd simple-data-storage
+npm install
+npm run build
+```
+
+#### Tests
+
+```shell script
+npm run test
+```
+
 
 ## Contributing
 
 Contributions, issues and feature requests are welcome!
 
 Feel free to check [issues page](https://github.com/artmakarov/simple-data-storage/issues).
 
-## Show your support
-
-Give a ⭐️ if this project helped you!
 
 ## License