Ineed pls, in this code if add row for example : roll name class marks 1 rony math10 982 tom cosc10 883 maya math10 82 4 noor cosc10 78it show me the same thing but, i need it in order i mean that like this roll name class marks 1 rony math10 983 maya math10 822 tom cosc10 884 noor cosc10 78 i should change something to but i dont no where, so pls i hope some one me this codes import javax swing table defaulttablemodel; import javax swing joption pane; full codes in the picture