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Set (commande)

Pour les articles homonymes, voir set.

Set

Informations
Type	Utilitaire UNIX (d)

Set est une commande sous Windows et sous Unix (y compris Linux) qui affiche les variables d’environnement.

Commande set sur Windows

La commande set sans aucun paramètre permet de lister les variables d’environnement. Les variables liées au shell ne sont pas affichées (exemple : %ERRORLEVEL%^[1], %DATE%, %TIME%, %CD%, %RANDOM% etc.)

Cette commande permet aussi de paramétrer une variable d'environnement.

set VARIABLE=value

Exemple de résultat de cette commande sur Windows 7 (pour un utilisateur appelé Dupont sur un ordinateur dont le hostname est monbeaupc:

ALLUSERSPROFILE=C:\ProgramData
APPDATA=C:\Users\dupont\AppData\Roaming
CommonProgramFiles=C:\Program Files\Common Files
CommonProgramFiles(x86)=C:\Program Files (x86)\Common Files
CommonProgramW6432=C:\Program Files\Common Files
COMPUTERNAME=monbeaupc
ComSpec=C:\Windows\system32\cmd.exe
FP_NO_HOST_CHECK=NO
HOMEDRIVE=C:
HOMEPATH=\Users\dupont
LOCALAPPDATA=C:\Users\dupont\AppData\Local
LOGONSERVER=\\MONBEAUPC
NUMBER_OF_PROCESSORS=8
OS=Windows NT
Path=C:\Program Files\Common Files\Microsoft Shared\Windows Live;C:\Program Files (x86)\Common  Files\Microsoft Shared\Windows Live;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Program Files (x86)\Windows Live\Shared
PATHEXT=.COM;.EXE;.BAT;.CMD;.VBS;.VBE;.JS;.JSE;.WSF;.WSH;.MSC
PROCESSOR_ARCHITECTURE=AMD64
PROCESSOR_IDENTIFIER=Intel64 Family 6 Model 30 Stepping 5, GenuineIntel
PROCESSOR_LEVEL=6
PROCESSOR_REVISION=1e05
ProgramData=C:\ProgramData
ProgramFiles=C:\Program Files
ProgramFiles(x86)=C:\Program Files (x86)
ProgramW6432=C:\Program Files
PROMPT=$P$G
PSModulePath=C:\Windows\system32\WindowsPowerShell\v1.0\Modules\
PUBLIC=C:\Users\Public
SESSIONNAME=Console
SystemDrive=C:
SystemRoot=C:\Windows
TEMP=C:\Users\dupont\AppData\Local\Temp
TMP=C:\Users\dupont\AppData\Local\Temp
USERDOMAIN=monbeaupc
USERNAME=dupont
USERPROFILE=C:\Users\dupont
windir=C:\Windows

Commande set sur Unix

La commande set sans aucun paramètre liste à la fois les variables d'environnement et les variables liées au shell. Cette commande est spécifique du Shell Unix utilisée (bash, ksh, sh, etc.). Toutefois des paramètres sont disponibles^[2].

La commande unset permet de détruire une variable d'environnement.

Commande "shopt" sur les versions récentes de bash

Depuis la version 2.0 du bash, il existe une commande supplémentaire à set : c'est la commande shopt ; elle a un comportement très semblable à set.

Notes et références

↑ Voir le document cmd.exe, section « ERRORLEVEL » sur Wikibooks.
↑ (en) « Set man page », sur linuxcommand.org (consulté le 1^er octobre 2023).

Voir aussi

Sur les autres projets Wikimedia :

Le SET de cmd.exe, sur Wikibooks

v · m Commandes DOS et Windows
Système de fichiers (basique)	attrib cd ou chdir copy del deltree dir erase expand fdisk format makecab md mem mklink mountvol move nlsfunc ntbackup rd ren rename rmdir robocopy sfc sys type wbadmin xcopy
Système de fichiers (avancé)	assoc cacls chkdsk chkntfs cipher comp compact convert defrag diskcomp diskcopy diskpart diskperf fc fixboot fixmbr fsutil ftype icacls label mscdex recover reg regsvr32 replace rsm scandisk subst sys tree verify vol vssadmin
Processus	at exit schtasks start sc shutdown taskkill tasklist tlist typeperf
Environnement utilisateur	append chcp cls color date eventtriggers eventcreate finger graftabl mode path pnputil popd pushd runas set setver setx systeminfo time title ver wevtutil whoami winsat
Manipulation de texte	EDIT EDLIN keyb more sort
Programmation shell	break call cmd command cscript doskey echo endlocal for goto if pause powershell prompt rem setlocal shift forfiles choice
Réseau	arp atmadm bitsadmin cmstp diskperf dnscmd eventcreate ftp getmac hostname ipconfig ipv6 jview nbtstat net netsh netstat nslookup pathping ping rcp rexec route rpcping rsh tcmsetup telnet tftp tracert
Recherche	find findstr where
Aide	bcdedit bootcfg clip help print debug exe2bin lpq lpr msiexec pentnt w32tm wmic

v · m Commandes Unix
Aide	uname apropos help file history info man type whatis
Environnement utilisateur	env dmesg finger halt id init logname mesg passwd reboot shutdown su sudo talk uptime w wall who whoami write
Gestion de processus	at bg chroot crontab disown exit fg htop iowait jobs kill nice nohup pkill ps pstree sleep time top
Manipulation de texte	awk (gawk) banner bash cat clear cut diff ed ex head join nl paste patch read sed sort strings tail tee tr uniq vi vim wc
Programmation shell	alias basename dirname echo expr false printf set test true unset wait
Recherche	find grep locate whereis which
Réseau	cURL ethtool ftp host ifconfig mail mailx mii-tool nc netstat ping rlogin ssh sftp telnet traceroute wget
Système de fichiers	cd chgrp chmod chown cp dd df dir du file less ln ls lsof mkdir more mount mv pwd rm rmdir split touch tree umask umount
Divers	bc dc cal date fc lp lpr md5sum

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