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Javascript 在ng grid和firebase/angularFire上添加行时,是否有方法使用增量ID(例如0,1,2,3,4)?_Javascript_Angularjs_Firebase_Ng Grid_Angularfire - Fatal编程技术网

Javascript 在ng grid和firebase/angularFire上添加行时,是否有方法使用增量ID(例如0,1,2,3,4)?

Javascript 在ng grid和firebase/angularFire上添加行时,是否有方法使用增量ID(例如0,1,2,3,4)?,javascript,angularjs,firebase,ng-grid,angularfire,Javascript,Angularjs,Firebase,Ng Grid,Angularfire,当我向我的ng grid&firebase中植入一些数据时,如下所示: var app = angular.module('app', ['firebase', 'ngGrid']); var fb = new Firebase('https://mybase.firebaseio-demo.com/'); fb.set([ {name: "Moroni", age: 50}, {name: "Tiancum", age: 43}, {name: "Jacob", ag

当我向我的ng grid&firebase中植入一些数据时,如下所示:

var app = angular.module('app', ['firebase', 'ngGrid']);
var fb = new Firebase('https://mybase.firebaseio-demo.com/');

fb.set([
    {name: "Moroni", age: 50},
    {name: "Tiancum", age: 43},
    {name: "Jacob", age: 27},
    {name: "Nephi", age: 29},
    {name: "Enos", age: 34}
]);

app.controller('ctrl', function($firebase, $scope, orderByPriorityFilter) {
    $scope.data = $firebase(fb);
    $scope.myData = [];
    $scope.$watchCollection('data', function() {
       $scope.myData = orderByPriorityFilter($scope.data); 
    });
    $scope.gridOptions = { data: 'myData' };
});
然后,当我允许用户/尝试添加新行时,他们自己可以填充并使用该行:

$scope.addRow = function () {
     $scope.myData.push({name: ' ', age: ' '});
     $scope.data.$add({name: ' ', age: ' '});

}
addRow()
位于
ng click=“addRow()”

现在的问题是
fb.set({})
方法使用增量数字键(如0,1,2,3,4,5等)添加数据,但是
addRow()
方法在
fb.set({})
上添加数据,但使用类似“htGDHfdgRWS”的firebase键


在添加行时,是否有一种方法可以使用增量ID?:)

增量数字ID在分布式环境中很棘手,因为有多个客户端试图同时编辑数据。相反,Firebase通过
push
方法(或者,在AngularFire中,
$add
方法)提供了更强大的原语。默认情况下,这些ID是按时间顺序递增的,不会与尝试写入同一位置的其他客户端发生冲突

<>我强烈考虑使用这些自动生成的IDS,然后将它们映射到适当的网格。