terminal pager

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File:Unix more output.png, a popular terminal pager]]

A terminal pager, paging program or simply pager is a computer program used to view (but not modify) the contents of a text file moving down the file one line or one screen at a time. Some, but not all, pagers allow movement up a file.{{cite web|url=https://debian-administration.org/article/246/An_overview_of_file_paging_applications|title=Debian: An overview of file paging applications}} A popular cross-platform terminal pager is more, which can move forwards and backwards in text files but cannot move backwards in pipes.[http://linux.die.net/man/1/more manpage of more] less is a more advanced pager that allows movement forward and backward, and contains extra functions such as search.[http://linux.die.net/man/1/less manpage of less]

Some programs incorporate their own paging function, for example bash's tab completion function.{{cite web|url=http://ftp.gnu.org/old-gnu/Manuals/bash-2.05a/html_node/bashref_104.html#SEC111|title=Bash Reference Manual: Programmable Completion Builtins|work=gnu.org}}