snippetbashTip
cat — Print and concatenate files. More information: <https://keith.github.io/xcode-man-pages/cat.1.html>.
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Problem
How to use the
cat command: Print and concatenate files. More information: <https://keith.github.io/xcode-man-pages/cat.1.html>.Solution
cat — Print and concatenate files. More information: <https://keith.github.io/xcode-man-pages/cat.1.html>.Print the contents of a file to
stdout:cat {{path/to/file}}Concatenate several files into an output file:
cat {{path/to/file1 path/to/file2 ...}} > {{path/to/output_file}}Append several files to an output file:
cat {{path/to/file1 path/to/file2 ...}} >> {{path/to/output_file}}Copy the contents of a file into an output file without buffering:
cat -u {{/dev/tty12}} > {{/dev/tty13}}Write
stdin to a file:cat - > {{path/to/file}}Number all output lines:
cat -n {{path/to/file}}Display non-printable and whitespace characters (with
M- prefix if non-ASCII):cat -v -t -e {{path/to/file}}Code Snippets
Print the contents of a file to `stdout`
cat {{path/to/file}}Concatenate several files into an output file
cat {{path/to/file1 path/to/file2 ...}} > {{path/to/output_file}}Append several files to an output file
cat {{path/to/file1 path/to/file2 ...}} >> {{path/to/output_file}}Copy the contents of a file into an output file without buffering
cat -u {{/dev/tty12}} > {{/dev/tty13}}Write `stdin` to a file
cat - > {{path/to/file}}Context
tldr-pages: osx/cat
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