I have a variable with huge data some thing like this.
$scope.employees = [
{"firstName":"John", "lastName":"Doe",
"city": "Bangalore","State":karnataka,},
{"firstName":"Anna", "lastName":"Smith",
"city": "Hyderabad","State":AndraPradesh,},
{"firstName":"Peter", "lastName": "Jones",
"city": "Mumbai","State":Maharastra,},
];
I want to save it to JSON file, when I click a button or something.