Storing field values in cookies maybe useful not only during the debugging/developing the app but also for users who can continue working on the same browser next day.

Another method which makes user’s life lighter is to implement form template mechanisms. Users will be able to store some form states on the server and use them later.

 

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One of the most popular questions in ExtJs forums (stackoverflow) is how to extract data from non standard JSON and put it in store. First, I would like to suggest that you should avoid this trick. Try to speak with BackEnd developers and get appropriate JSON format for your application. However, if it is not possible, you can use the workarounds, which are described in this post.

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