cid
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小牛编辑
138浏览
2023-12-01
描述 (Description)
它是Backbone自动生成的客户端ID,因此可以在客户端上唯一标识模型。
语法 (Syntax)
model.cid
例子 (Example)
<!DOCTYPE html>
<html>
<head>
<title> Model Example</title>
<script src = "https://code.jquery.com/jquery-2.1.3.min.js"
type = "text/javascript"></script>
<script src = "https://cdnjs.cloudflare.com/ajax/libs/underscore.js/1.8.2/underscore-min.js"
type = "text/javascript"></script>
<script src = "https://cdnjs.cloudflare.com/ajax/libs/backbone.js/1.1.2/backbone-min.js"
type = "text/javascript"></script>
<script type = "text/javascript">
var Person = Backbone.Model.extend();
var person = new Person();
document.write("<b> Before setting unique identifier of model Person : </b>"
,person.id);
document.write("<br>");
document.write("<b> Before setting unique identifier of model Person, CID: </b>"
,person.cid);
document.write("<br>");
var person = new Person({id: 1});
document.write("<b> After setting unique identifier of model Person : </b>"
,person.id);
document.write("<br>");
document.write("<b> After setting unique identifier of model Person, CID: </b>"
,person.cid);
</script>
</head>
<body></body>
</html>