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The paste utility accepts the following options: -d|--delimiters delimiters, which specifies a list of delimiters to be used instead of tabs for separating consecutive values on a single line. Each delimiter is used in turn; when the list has been exhausted, paste begins again at the first delimiter.
Delimiter; the character immediately following the -d option is the field delimiter for use in conjunction with the -f option; the default delimiter is tab. Space and other characters with special meanings within the context of the shell in use must be enquoted or escaped as necessary.
According to the Open Group Base Specifications, IFS is an abbreviation for "input field separators." [1] A newer version of this specification mentions that "this name is misleading as the IFS characters are actually used as field terminators."
Many utility programs on Unix-style systems (such as cut, paste, join, sort, uniq, awk) can split files on a comma delimiter, and can therefore process simple CSV files. However, this method does not correctly handle commas or new lines within quoted strings, hence it is better to use tools like csvkit or Miller.
Control characters may be described as doing something when the user inputs them, such as code 3 (End-of-Text character, ETX, ^C) to interrupt the running process, or code 4 (End-of-Transmission character, EOT, ^D), used to end text input on Unix or to exit a Unix shell. These uses usually have little to do with their use when they are in text ...
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Similarly, the vertical bar may see use as a delimiter for regular expression operations (e.g. in sed). This is useful when the regular expression contains instances of the more common forward slash (/) delimiter; using a vertical bar eliminates the need to escape all instances of the forward slash. However, this makes the bar unusable as the ...
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