How to add and check in dategridview interface through a variety of button to change! Urgent urgent!!!

CodePudding user response:

Uh... This is very simple, isn't it... Add and check the changes are done on the database, using datagridview shows results, writes four methods, add or delete check change, increase to modify the query delete put corresponding method,

CodePudding user response:

Set up the control index of the Tab key, the keydown event has occurred about can,