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34 lines
727 B
Plaintext
34 lines
727 B
Plaintext
---
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syntax: markdown
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tags: [tldr, linux]
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source: https://github.com/tldr-pages/tldr.git
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---
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# cat
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> Print and concatenate files.
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> More information: <https://www.gnu.org/software/coreutils/cat>.
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- Print the contents of a file to `stdout`:
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`cat {{path/to/file}}`
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- Concatenate several files into an output file:
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`cat {{path/to/file1 path/to/file2 ...}} > {{path/to/output_file}}`
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- Append several files to an output file:
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`cat {{path/to/file1 path/to/file2 ...}} >> {{path/to/output_file}}`
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- Write `stdin` to a file:
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`cat - > {{path/to/file}}`
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- [n]umber all output lines:
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`cat -n {{path/to/file}}`
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- Display non-printable and whitespace characters (with `M-` prefix if non-ASCII):
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`cat -v -t -e {{path/to/file}}`
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