angularjs - How to edit item? -


so have simple example how add , remove items problem editing.i have fiddle:https://jsfiddle.net/b24dqk0r/3/ want when user click ok save item in array.any suggestion?

$scope.save = function (firstname) {   $scope.persons.splice(1,firstname) }  

<!doctype html> <html> <head> <meta charset="iso-8859-1"> <title>insert title here</title> <script src="angular/angular.min.js"></script>     <script>     var app = angular.module('myapp', []);     app.controller('myctrl', function($scope) {         $scope.persons = [];         $scope.firstname = "";         $scope.showedit = false;         $scope.editvalue="";         $scope.additem = function(item)     {         $scope.persons.push(item);         $scope.firstname ="";     }         $scope.removeitem = function(person)         {              $scope.persons.splice( $scope.persons.indexof(person), 1 );         }         $scope.editpersons = function (item) {            $scope.showedit = true;          $scope.editvalue = item;          $scope.helpedit = item;         }            $scope.save = function ()         {          editval = $scope.persons.splice( $scope.persons.indexof($scope.helpedit), 1 );          $scope.persons.push($scope.editvalue);          $scope.editvalue="";          $scope.showedit = false;          console.log(editval);         }       });      </script> </head> <body> <div ng-app="myapp" ng-controller="myctrl">  first name: <input type="text" ng-model="firstname"><br>  <br> <ul ng-repeat="person in persons | filter:search"> <li>{{person}}<button type="button" ng-click="removeitem(person)">remove</button> <button type="button" ng-click="editpersons(person)">update</button> </li>  </ul> <div ng-show="showedit"> first name: <input type="text" ng-model="editvalue"><br>     <button type="button" ng-click="save()">save</button>  </div> <button type="button" ng-click="additem(firstname)">add</button> <br/>     <label>search</label><input type="search" ng-model="search" /> </div>  </body> </html>

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