printenv(1)

printenv1

Print out the environment

Usage

printenv [name]

Overview

The printenv utility prints out the names and values of the variables in the environment, with one name/value pair per line. If name is specified, only its value is printed.

Some shells may provide a builtin printenv command which is similar or identical to this utility. Consult the builtin(1) manual page.

Exit status

The printenv utility exits 0 on success, and >0 if an error occurs.

Releases

87 releases since FreeBSD 2.0.5-RELEASE; the text changed 42 times.

  1. 2.0.5–2.2.2
  2. 2.2.5–3.5.1
  3. 4.0
  4. 4.1–4.2
  5. 4.3
  6. 4.4–4.6.2
  7. 4.7–4.11
  8. 5.0–5.1
  9. 5.2–5.5
  10. 6.0–6.3
  11. 6.4
  12. 7.0
  13. 7.1
  14. 7.2
  15. 7.3
  16. 7.4
  17. 8.0
  18. 8.1
  19. 8.2
  20. 8.3
  21. 8.4
  22. 9.0
  23. 9.1
  24. 9.2
  25. 9.3
  26. 10.0
  27. 10.1
  28. 10.2
  29. 10.3
  30. 10.4
  31. 11.0
  32. 11.1
  33. 11.2
  34. 11.3
  35. 11.4
  36. 12.0
  37. 12.1
  38. 12.2
  39. 12.3
  40. 12.4
  41. 13.0–13.2
  42. 13.3–14.5
  43. 15.0–16.0

- until FreeBSD 4.11-RELEASE; -i until FreeBSD 5.1-RELEASE.

Standards

The printenv utility is provided for compatibility with earlier BSD and FreeBSD releases and is not specified by any standards. The functionality of printenv can be duplicated with the echo(1) and env(1) utilities.

History

The printenv command appeared in 3.0BSD.

From base 16.0-CURRENT-20261027-61c70dc16a79 in FreeBSD 16.0-CURRENT (2026-10-27). Parsed by carta from the page's mdoc source.