To save the new cell value, the developer needs to handle manually the click event if the desired buttons, and implement custom logic that will update the Grid value cells.
Please check the following example where the Grid automatically saves the new value, using the built-in save the event.
Using save method is not an option, since a custom button should save the new value, but the used logic is the same.
To control the edit mode of a cell use, editCell and closeCell methods.
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