无法读取未定义的属性"push" [英] cannot read property 'push' of undefined

问题描述

$scope.AddTask = function () {
    $scope.tasks.push([{
        "taskName": $scope.taskName,
        "priorty": $scope.selectedP
    }]);
};
$scope.tasks = [{
    "taskId": 1,
    "taskName": "task 1",
    "priorty": 1
}, {
    "taskId": 2,
    "taskName": "task 2",
    "priorty": 2
}, {
    "taskId": 3,
    "taskName": "task 3",
    "priorty": 3
}];

我遇到一个错误，无法读取angularjs中未定义的属性"push"

I got an error of cannot read property 'push' of undefined in angularjs

app演示: http://plnkr.co/edit/ObKoQn2tZ4evgJpKQBpH?p=preview

推荐答案

您的plnkr看起来不错.尽管您应该使用

your plnkr looks fine. although you should use

$scope.tasks.push({
    "taskName" : $scope.taskName,
    "priorty": $scope.selectedP
});

代替其他的 [] .

这篇关于无法读取未定义的属性"push"的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持IT屋！