move scanning position
Description
s move(i)
move(i) produces &subject[&pos:&pos + i] and assigns &pos + i to &pos, but fails if i is out of range. move(i) reverses the assignment to &pos if it is resumed.
Parameters
- i
- the amount we wish to add to &pos.
- returns
- &subject[&pos:&pos + i]
Errors
See Also
- tab — set scanning position