标签：pre var ror nbsp color 记录 backbone check log
<!DOCTYPE html>
<html>
<head>
<title>backbone</title>
<script src="js/jquery-3.1.1.js"></script>
<script src="js/underscore-1.8.3.js"></script>
<script src="js/backbone-1.3.3.js"></script>
<script>
$(function(){
//model
Person = Backbone.Model.extend({
//默认属性
defaults: {
name: ‘Fetus‘,
age: 0,
children: []
},
// 如果从validate中返回字符串了, Backbone就会抛个实例异常
validate: function(attrs){
if( attrs.age < 0 && attrs.name != "Dr Manhatten" ){
return "你的存在是个错误"+attrs.name;
}
},
initialize: function(){
alert("A brand new day!");
}
});
var person = new Person();
//alert("欢迎来到这个报错的世界");
person.on("invalid", function(model, error){
// 收到个错误，记录，警告，然后忘记它。╮(‵▽′)╭
alert( error );
});
// 会触发error，输出警告
person.set({ name: "pattern1", age: -1 ,children: [‘Ryan‘]});
person.set({ name: "pattern5", age: -1 ,children: [‘Ryan‘]},{validate:true});
person.set({ name: "pattern6", age: -1 ,children: [‘Ryan‘]});
person.save({ name: "pattern2", age: -1 ,children: [‘Ryan‘]});
delete person;
var person = new Person();
person.on("invalid", function(model, error){
// 收到个错误，记录，警告，然后忘记它。╮(‵▽′)╭
alert( error );
});
person.set({ name: "pattern3", age: -1 ,children: [‘Ryan‘]});
var a=person.isValid();
if (!a) {
alert("pattern4" + person.validationError);
}
})
</script>
</head>
<body>
<button id="check">新手报到</button>
<ul id="world-list">
</ul>
</body>
</html>
标签：pre var ror nbsp color 记录 backbone check log
原文地址：http://www.cnblogs.com/shywe/p/6114537.html
