Dynamically Changing the Structure of a Grid in ExtJS 4.2
If you have a grid in ExtJS, it might happen that you want to change the columns of the grid depending on the data you receive from the server. In my new pet project Bulks I was facing this exact problem, so I thought it might be worth sharing the solution with you. In the example below we try to render differently structured JSON arrays in the same grid. The function getKeysFromJson retrieves the keys from such an array....