What do you mean, carriage?

Enter key, that is, the entry on the keyboard, is a more useful key, in the text editing, enter the role of the return line, in the input URL when the key role is "go", in the implementation of the DOS command, the role of the Enter is to perform ... On the standard keyboard, there are 2 return keys, one on the right side of the main keyboard area, the top of the SHIFT key (pictured below), one on the lower-right corner of the keypad, and below the plus key.

History of the Enter key

About the origin of "enter", but also from the mechanical English typewriter speaking. On the typewriter, there is a part called "Word car", each input a word, "word car" forward one. When a full line is lost, the user will push the "word cart" to the starting position, at this time, the typewriter will have two actions: "Word car" back, drum roll up one line (the equivalent of "word cart" down one line), so as to start entering the next line, this push "word car" action is called "return". Later, on the electric typewriter, people added a direct "return" function of the key. He is called "enter". In today's computer keyboard, "Enter" on the "return" has been used "CR", "return" of the words, then the unified determination of "enter". The ASCII code of carriage return 16 is "0x0d" 10 is "13" in some languages can be represented by ' R '. The processing of carriage returns is different for different operating systems: in Unix/linux systems, line feeds are represented by a character of ' n ', whereas in Windows systems, the "RN" two characters are represented.