Linux col command
Translation results：
col
English [kɒl] American [kɑ:l]
n.峳;山口;pass,xia road,pass;shanwu
Linux col commandsyntax
Function: The col command is used to filter control characters.
Syntax: col [-bfx][-l<Number of buffer columns>]
Linux col commandexample
Save the help document of the man command as man_help, and use the -b parameter to filter all control characters. Use the following command in the terminal:
man man | col-b > man_help