Linux system "|" What is the role of the pipeline

"|" Is a command pipeline operator, referred to as the pipe character. Linux using the pipe symbol provided by the "|" two commands separated by pipe character to the left output of the command will be used as input pipe symbol to the right of command. Continuous use of pipelines means that the first command will output as the second command input, the output of the second command will enter as the third command, and so on