write

cmd/write

Print or write formatted text

Overview

write prints formatted text to stdout, stderr, or a file.

Useful options:

  • --out chooses destination.
  • --append appends to files.
  • --newline controls trailing newline.

Example usage:

write "Hello %s" AvyOS
write "error: %s" timeout --out=stderr
write "uptime=%d" 42 --out=/tmp/status.txt --append

Usage

  • write <format> [args...] [--out=stdout|stderr|file] [--newline] [--append]

Flags

FlagTypeDescription
-append - Append to file instead of overwriting
-newline - Add newline at end (default true)
-out string Output destination: stdout, stderr, or filename (default "stdout")

Exit Codes

CodeMeaning
0 Success
1 Runtime/command error
2 Invalid flags/usage