>> Append File

Writes stdin to disk - appending contents if file already exists

Description

This is used to redirect the stdout of a command and append it to a file. If that file does not exist, then the file is created.

This behaves similarly to the Bash (et al) token except it doesn’t support adding alternative file descriptor numbers. Instead you will need to use named pipes to achieve the same effect in Murex.

Examples

» out "Hello" >> example.txt
» out "World!" >> example.txt
» open example.txt
Hello
World!

Detail

This is just syntactic sugar for -> >>. Thus when the parser reads code like the following:

out "foobar" >> example.txt

it will compile an abstract syntax tree which would reflect the following code instead:

out "foobar" | >> example.txt

Truncating a file

To truncate a file (ie overwrite its contents) use |> instead.

Synonyms

See Also


This document was generated from gen/parser/pipes_doc.yaml.

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Last built on Thu Aug 15 14:38:34 UTC 2024 against commit 50ed9d650ed9d6df391240d3c2c02e623636e508dfcdad1.

Current version is 6.2.4000 which has been verified against tests cases.