Edit array value

http://angularjs.org/

HTML

<script src="http://code.angularjs.org/angular-1.0.1.js"></script>
<div ng-controller="MyCtrl">
  <table>
  <tr ng-repeat="customer in customers">
      <td> {{customer.customer_name}} </td>
      <td> {{customer.mobile}} </td>
  </tr>
  </table>
  {{test}}
  <br/>
  <input type="button" value="Change Mahesh to Saiman"
    ng-click="changeMaheshToSaiman()"/>
  
</div>

JavaScript

var myApp = angular.module('myApp',[]);

myApp.controller('MyCtrl', ['$scope',
														function($scope) {
    
    $scope.customers = [
    	{customer_name : 'Sailesh', mobile: '123456789'}, 
      {customer_name : 'Mahesh', mobile: '123456789'}, 
      {customer_name : 'Rob', mobile: '123456789'}
   	];
    
    $scope.changeMaheshToSaiman = function() {
  		for (var i = 0; i < $scope.customers.length; i++) {
      	var customer = $scope.customers[i];
      	if (customer.customer_name == 'Mahesh') {
        	customer.customer_name = 'Saiman';
        }
      }
    };
}]);