Luk*_*ett 2 javascript knockout.js
所有迭代KO observableArray的尝试都失败了.流程就像数组为空一样跳过块.
它不是,因为它绑定到一些HTML和调试器显示7项.
我已经尝试了一个普通for的索引器,ECMA-5 + forEach以及现在KO自己的arrayForEach实用程序.
var EditorViewModel = function (firstDayOfWeek) {
this.firstDayOfWeek = firstDayOfWeek;
this.days = ko.observableArray([]); // Added in server-side generated view below.
// Reads the activity data from each day and constructs and uploads models.
this.save = function () {
var basket = [];
// Construct the upload activity models.
ko.utils.arrayForEach(this.days(), function(d) {
... // never falls into this block.
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关于这一点在网上没有什么,所以我想这是一个不用脑子.我显然在某种程度上搞砸了它,但今天下午它让我不知所措.
this.days 阵列对我来说很好看.

谢谢,卢克
这里的日子是一个observableArray,它只是一个函数,迭代你需要读取像days()这样的值,这会给你一个javascript数组.
var days = ko.observableArray([1,3,4,5,6]);
days().forEach(function(v,i){
alert(v);
});Run Code Online (Sandbox Code Playgroud)
<script src="https://cdnjs.cloudflare.com/ajax/libs/knockout/3.2.0/knockout-min.js"></script>Run Code Online (Sandbox Code Playgroud)