Tot sovint, és pràctic moure text o un objecte en un programa d' un lloc a l' altra. També és molt comú duplicar text, per exemple, si aquest es repeteix diverses. El sistema utilitzat per a fer això és el porta- retalls. Hi ha dues maneres lleugerament diferents per a usar aquest sistema, conegudes tècnicament com la selecció i el porta- retalls. Les veurem per separat.
Very often, it's useful to move some text, or an object in a program, from one place to another. It's also very common to need to duplicate some text, for example, if you're typing the same thing several times. The system used for doing this is known as the clipboard. There are two slightly different ways to use this system, known technically as the selection and the clipboard. We'll look at them separately: