我正在尝试在 Ember 模型中设置默认类型,但只有某些类型有效:
createdDate: DS.attr('date', {defaultValue: new Date()}) // Works
createdDate: DS.attr('boolean', {defaultValue: false}) // Works
createdDate: DS.attr('string', {defaultValue: "example"}) // Doesn't work - attribute null
createdDate: DS.attr('number', {defaultValue: 99}) // Doesn't work - attribute null
我错过了什么?