这让我困惑不解。一定是我没看到的小东西。我正在尝试使用ajax调用在knockout中加载一个非常简单的observableArray
。
javascript
// we bind the array to the view model property with an empty array.
var data = [];
var viewModel = {
vendors: ko.observableArray(data)
};
ko.applyBindings(viewModel);
$(function () {
// on this click event, we popular the observable array
$('#load').click(function () {
// WORKS. Html is updated appropriately.
viewModel.vendors([{ "Id": "01" },{ "Id": "02" },{ "Id": "03" }]);
// DOES NOT WORK. Fiddler2 shows the same exact json string come back
// as in the example above, and the success function is being called.
$.ajax({
url: '/vendors/10',
dataType: 'json',
success: function (data) {
viewModel.vendors(data);
}
});
});
});
html
<button id="load">Load</button>
<ul data-bind="template: { foreach: vendors }">
<li><span data-bind="text: Id"></span></li>
</ul>
问题:为什么成功的ajax调用,谁的data
变量值与硬类型的值完全匹配,却没有触发html刷新?
https://stackoverflow.com/questions/9730496
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