How implement Space ,Back space , Enter Buttons ? {iPhone SDK}

Question

hi i create a custom keyboard , now i don't know how can implement Space ,Back space , Enter .. Thank you .

Answer 1

thank you i figured out :)

BackSpace :

matn.text = [matn.text substringToIndex:([matn.text length]-1)];

Space :

matn.text = [matn.text stringByAppendingString:@" "];