如何从Powershell REPL控制台打印Linux环境变量? [英] How to print a Linux environment variable from the Powershell REPL console?

问题描述

如何将 foo 的值打印到控制台?

How do I print the value of foo to the console?

nicholas@mordor:~/chimp$ 
nicholas@mordor:~/chimp$ VARNAME="foo"
nicholas@mordor:~/chimp$ export foo="bar" 
nicholas@mordor:~/chimp$ 
nicholas@mordor:~/chimp$ echo $foo
bar
nicholas@mordor:~/chimp$ 
nicholas@mordor:~/chimp$ pwsh
PowerShell 7.1.0
Copyright (c) Microsoft Corporation.

https://aka.ms/powershell
Type 'help' to get help.

PS /home/nicholas/chimp> 
PS /home/nicholas/chimp> Get-Variable HOME -valueOnly
/home/nicholas
PS /home/nicholas/chimp> 
PS /home/nicholas/chimp> Get-Variable foo -valueOnly 
Get-Variable: Cannot find a variable with the name 'foo'.
PS /home/nicholas/chimp> 

另请参阅:

https://askubuntu.com/q/58814/847449 https://opensource.com/article/19/9/environment-variables-powershell

推荐答案

有效:

PS /home/nicholas/chimp> 
PS /home/nicholas/chimp> $f=Get-ChildItem Env:foo 
PS /home/nicholas/chimp> 
PS /home/nicholas/chimp> $f.Name                  
foo
PS /home/nicholas/chimp> 
PS /home/nicholas/chimp> $f.Value
bar
PS /home/nicholas/chimp> 

但可能有点尴尬

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