The invention relates to the indication of the amount of characters, which can be still entered into an edit field of an electronic device. A main object of the invention is to provide a new and improved indication of the amount of remaining capacity for entering data in an edit field of an electronic device. The invention proposes to indicate the amount of data, in particular of characters, which can be entered in an edit field of an electronic device, by graphically visualizing the available capacity for entering data in the edit field. In one example, the graphic element is a cursor that changes, in terms of size, shape, color, etc., based on the amount of available capacity.