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How to store and read session (value) in AngularJs?

I am having trouble in store and read sessioned data with Angularjs . After click on button emp_name should store in session and also how can i read stored emp_name from session .

Sample in plnkr

// Code goes here

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

app.controller('Ctrl', function($scope) {
  $scope.employee = [{
      emp_id: 1,
      emp_name: 'Jes',
      emp_cont:9876543445
    }, {
      emp_id: 2,
      emp_name: 'Sandy',
      emp_cont:3553454345
    }, {
      emp_id: 3,
      emp_name: 'Alex',
      emp_cont:9343434345
    }, {
      emp_id: 4,
      emp_name: 'Nancy',
      emp_cont:9876543445
    }, {
      emp_id: 5,
      emp_name: 'Scott',
      emp_cont:9834564455
    }
  ];
  
          $scope.returnRefId = function (emp) {           
            try {
                  //  test emp
                  alert(emp);
                  // session code here
                  
            }
            catch (e) {
                  alert("some errror");
            }
        };
});
ul li{list-style:none;float:left;padding:10px;border:1px solid #ddd;height:20px;width:100px}
ul{clear:both}
label{color:red}
<!DOCTYPE html>
<html>

<head>
  <script data-require="angular.js@*" data-semver="1.3.0-beta.5" src="https://code.angularjs.org/1.3.0-beta.5/angular.js"></script>
  <link rel="stylesheet" href="style.css" />
  <script src="script.js"></script>
</head>

<body ng-app="app" ng-controller="Ctrl">
  <ul ng-repeat="employees in employee | filter:customFilter">
    <li>{{employees.emp_id}} </li>
    <li>{{employees.emp_name}} </li>
    <li>{{employees.emp_cont}} </li>
    <li><button   ng-click="returnRefId(employees.emp_name);" >Add Session</button></li>    
  </ul>
  <br /><br /><br />
  <label id="read_ses">How to store and read emp_name thru only session</label>
</body>

</html>

I have created alert with emp_name on click by using angularjs. I want that on button click emp_name should store in session and for sessiontesting purpose read sessioned emp_name data somewhere on page.

Any and all help/advice is sincerely appreciated. Thanks.

like image 396
Rakesh Avatar asked Dec 07 '15 09:12

Rakesh


1 Answers

Your session storage code could look something like this using Javascript APIs for session storage. You will have to serialize your Javascript object as session storage only supports strings.

$scope.returnRefId = function (emp) {           
        try {
              //  test emp
              alert(emp);
              // session code here
              sessionStorage.setItem("emp-key", JSON.stringify(emp));
        }
        catch (e) {
              alert("some errror");
        }
 };

Alternatively, you can storage each property of emp in a separate storage key. Debugging should be as simple as

sessionStorage.getItem("emp-key")

More information on session storage can be found here. https://developer.mozilla.org/en/docs/Web/API/Window/sessionStorage

Also checkout ngStorage https://github.com/gsklee/ngStorage

like image 133
Omkar Khair Avatar answered Sep 28 '22 21:09

Omkar Khair