[英]Function is not recognized by another function in angularjs
在使用控制器加載部分Html的過程中,我的名為$scope.actionViewVisitors()
函數可以識別並且可以正常運行。 但是,每當我在同一控制器上的另一個函數中使用它時,都會給我一個錯誤: TypeError: $scope.actionViewVisitors is not a function
。 請在下面查看我的代碼:
angular.module("Visitor.controller", [])
// ============== Controllers
.controller("viewVisitorController", function ($scope, $rootScope, $http, viewVisitorService, viewAccountService, DTOptionsBuilder) {
$scope.visitorList = null;
$scope.viewAccountDetail = null;
$scope.avatar = null;
$scope.visitorDetail = null;
$scope.visitorBtn = "Create";
$scope.actionViewAccount = function () {
$scope.actionViewAccount = viewAccountService.serviceViewAccount()
.then(function (response) {
$scope.viewAccountDetail = response.data.account;
$scope.avatar = "../../avatars/" + response.data.account.AccountId + ".jpg";
})
}
$scope.dtOptions = DTOptionsBuilder.newOptions()
.withDisplayLength(10)
.withOption('bLengthChange', false);
// THIS ONE IS NOT RECOGNIZED
$scope.actionViewVisitors = function () {
$scope.actionViewVisitors = viewVisitorService.serviceViewVisitors()
.then(function (response) {
debugger;
$scope.visitorList = response.data.visitorList;
});
}
// I DON'T GET ANY ERROR HERE
$scope.actionViewVisitors();
$scope.actionViewAccount();
$scope.createVisitor = function () {
$scope.statusMessage = null;
if ($scope.visitorBtn == "Create") {
$scope.createVisitor = viewVisitorService.serviceCreateVisitor($scope.visitorDetail)
.then(function (response) {
if (response.data.response == '1') {
bootbox.alert({
message: "Successfully created a new visitor.",
size: 'small',
classname: 'bb-alternate-modal'
});
} else if (response.data.response == '0') {
bootbox.alert({
message: "Failed in creting visitor.",
size: 'small',
classname: 'bb-alternate-modal'
});
}
});
debugger;
$scope.visitorDetail = undefined;
// I GET THE ERROR WHEN I CALL THIS METHOD
$scope.actionViewVisitors();
}
}
})
// ============== Factories
.factory("viewVisitorService", ["$http", function ($http) {
var fac = {};
fac.serviceViewVisitors = function () {
return $http({
url: '/Visitor/ViewVisitors',
method: 'get'
});
}
fac.serviceCreateVisitor = function(visitor) {
return $http({
url: '/Visitor/CreateVisitor',
data: { visitor: visitor },
method: 'post'
});
}
return fac;
}])
您在下一行中用Promise
覆蓋了該函數,因此錯誤是正確的
$scope.actionViewVisitors = function () {
$scope.actionViewVisitors = viewVisitorService.serviceViewVisitors()
.then(function (response) {
$scope.visitorList = response.data.visitorList;
});
}
刪除$scope.actionViewVisitors =
$scope.actionViewVisitors = function () {
viewVisitorService.serviceViewVisitors()
.then(function (response) {
$scope.visitorList = response.data.visitorList;
});
}
在第一次調用該函數時,您正在將其從函數更改為Promise。 也許您想返回結果呢?
$scope.actionViewVisitors = function () {
return viewVisitorService.serviceViewVisitors()
.then(function (response) {
debugger;
$scope.visitorList = response.data.visitorList;
});
}
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