BackboneJS - Modelos de coleção
Descrição
Esses são os conjuntos de modelos criados dentro da coleção.
Sintaxe
collection.models
Exemplo
<!DOCTYPE html>
<html>
<head>
<title>Collection 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>
</head>
<body>
<script type = "text/javascript">
//The model 'MyTeam' contains default values and extended using the
//Backbone.Model class
var MyTeam = Backbone.Model.extend ({
defaults: {
player: "sachin",
country: "india"
}
});
//The 'MyTeam1' is a collection instance and model 'MyTeam' is specified by overriding
//the 'model' property
var MyTeam1 = Backbone.Collection.extend ({
model: MyTeam
});
var player1 = new MyTeam ({
player: "sehwag",
country: "india"
});
var player2 = new MyTeam ({
player: "ganguly",
country: "india"
});
//Passing the objects 'player1' and 'player2' to the collection
var myval = new MyTeam1([player1,player2]);
//The 'myval.models' define the array of models inside the collection
document.write("The values of models in the collection are: "+JSON.stringify(myval.models));
</script>
</body>
</html>
Resultado
Vamos realizar as seguintes etapas para ver como funciona o código acima -
Salve o código acima no models.htm Arquivo
Abra este arquivo HTML em um navegador.