本文概述
- 参数说明
句法:
collection.get(id)
参数说明id:用于从集合中获取模型。
【backbone.js集合get】让我们举个例子。
请参阅以下示例:
<
!DOCTYPE html>
<
head>
<
title>Get Collection Example<
/title>
<
script src="http://img.readke.com/220416/043U5H50-0.jpg" type="text/javascript"><
/script>
<
script src="http://img.readke.com/220416/043U560X-1.jpg" type="text/javascript"><
/script>
<
script src="http://img.readke.com/220416/043U5IC-2.jpg" type="text/javascript"><
/script>
<
/head>
<
body>
<
script type="text/javascript">
var MyCollection = new Backbone.Collection();
//The on() method binds callback function to 'MyCollection' instance and invokes whenever an event triggers
MyCollection.on("change:title", function(model) {//When event triggers, it retrieves the title from the collection
document.write("srcmini-- " + model.get('title'));
});
MyCollection.add({id: 2});
//adds id value as 2 in the collection//The 'myvalues' object gets the 'MyCollection' with id = 2
var myvalues = MyCollection.get(2);
//Sets the value for the title
myvalues.set('title', 'A Solution of All Technology.');
<
/script>
<
/body>
<
/html>
输出:
将以上代码保存在get.html文件中,然后在新的浏览器中打开该文件。
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