1function createItem() {
2	localStorage.setItem('nameOfItem', 'value'); 
3} 
4createItem() // Creates a item named 'nameOfItem' and stores a value of 'value'
5
6function getValue() {
7	return localStorage.getItem('nameOfItem');  
8} // Gets the value of 'nameOfItem' and returns it
9console.log(getValue()); //'value';

1localStorage.setItem('dataSource', this.dataSource.length); // setting
2console.log(localStorage.getItem('dataSource')); // getting

1localStorage.setItem('user_name', 'Rohit'); //store a key/value
2var retrievedUsername = localStorage.getItem('user_name'); //retrieve the key