Advanced · Let commands collaborate
env: View environment variables
Syntax
env [variable name...]Examples
envUsage and sandbox support
Real env can also run commands with a temporary environment; the sandbox only supports viewing.
Hands-on exercises
- View work environmentAdvanced
Related commands
echoOutput a piece of textprintfOutput text according to formatteeOutput and save pipeline contentsxargsConvert input into command parametersexportSet environment variablesprintenvOutput the value of environment variableunsetRemove variableshistoryView command historyclearClear the terminal displaytrueReturn success statusfalseReturn failure statusseqGenerate a sequence of numberssleepPause for specified timealiasSet command aliasunaliasRemove command aliassourceRead script in current ShellreadRead variables from inputbashRun the Bash scriptshRun the POSIX Shell scriptcommandControl command lookupjobsView current Shell jobsbgResume background jobfgResume foreground jobwaitWait for child process to endnohupIgnore hangup signal and runtimeoutLimit command running timewatchDisplay command results periodicallytimeMeasure run timeulimitView or set resource limitssetSet Shell behaviortrapHandle exit or signaltmuxManage terminal sessionsscreenKeep terminal session