| ko.toJS | 將ViewModel轉成JavaScript物件 |
| ko.toJSON | 將ViewModel轉成JSON格式 |
| ko.mapping.fromJS | 合併JS物件到原有的ViewModel物件 |
| ko.mapping.fromJSON | 合併JSON資料到原有的ViewModel物件 |
ko.mapping需另外下載，可透過nuget取得
[](http://3.bp.blogspot.com/-TbnD5B9xXSQ/Uh75aMBbtwI/AAAAAAAAAzE/x_0suryUO-8/s1600/03.mapping.png)
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