A pipe is an operating system mechanism originating in Unix, which allows the user to direct the output of one shell command through another command. See Pipe (Unix).
Pipe or vertical bar ("|" or "¦") is the name of the ASCII character at position 124 (decimal). The pipe character is depicted as either a solid vertical bar or a vertical bar with a break in the middle (broken bar). The character is usually depicted as a broken bar on IBM PC keyboards to distinguish it from other characters.
Pipe is the name of the ASCII character at position 124 (decimal):
In the context of Unix operating systems, as well as other Operating Systems like MS-DOS, a pipe signifies that the output of one program feeds directly as input to another program.
A sequence of commands joined together by pipes is known as a pipeline.