This is probably the closest you will come. Press Home, then Shift + End or vise versa. https://superuser.com/questions/947296/is-there-a-keyboard-shortcut-to

This is probably the closest you will come. Press Home, then Shift + End or vise versa. https://superuser.com/questions/947296/is-there-a-keyboard-shortcut-to-select-the-entire-current-line-in-notepad#947350 https://superuser.com/questions/947296/is-there-a-keyboard-s...