.+0 goes from the end of the current value of dot to the end of the line containing dot. .-0 goes from the beginning of the line containing dot to the beginning of the current value of dot.
I don't understand your second question. -rob
.+0 goes from the end of the current value of dot to the end of the line containing dot. .-0 goes from the beginning of the line containing dot to the beginning of the current value of dot.
I don't understand your second question. -rob