<P> Tab may be used to complete a partially typed piece of text . For example, in some command - line interfaces, you may type the first few characters of a command or file - name, then press Tab . If there is no ambiguity about your intent, the rest of the characters will appear automatically . This usage is more common on Unix than Windows . </P> <P> In' PC' video games, the Tab key is very often used to show scores in multiplayer games . For single player games it is also used to show the world map or the player's inventory (or any other useful info). </P> <P> The most known and common tab is a horizontal tab (HT), which in ASCII has the decimal character code of 9, and may be referred to as Ctrl + I or ^ I . In C and many other programming languages the escape code \ t can be used to put this character into a string constant . The horizontal tab is usually generated by the Tab key on a standard keyboard . </P> <P> A vertical tab (VT) also exists and has ASCII decimal character code 11 (Ctrl + K or ^ K), escape character \ v . </P>

What is the ascii code for tab key