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:
Sageli tekib vajadus liigutada mingit teksti või objekti ühest kohast teise. Samuti võib kergesti tekkida vajadus mingit teksti korrata. Sellisel juhul võetakse kasutusele niinimetatud lõikepuhver. Sellel on kaks veidi erinevat kasutusviisi, mida tehnilises keelepruugis kannavad nimetust valikupuhver ja lõikepuhver. Vaatame nüüd mõlemat.