if (Test-Path -Path $Folder) { “Path exists!” } else { “Path doesn’t exist.” } $File = ‘C:\Windows\a.txt’ if (Test-Path -Path $File) { “File exists!” } else { “File doesn’t exist.” } 判断命令是否存在 $cmdName = nslookup if (Get-CommandcmdName -errorAction ...
如果<condition>表达式为 true,则执行<if-true>表达式 如果<condition>表达式为 false,则执行<if-false>表达式 例如: PowerShell $message= (Test-Path$path) ?"Path exists":"Path not found" 在此示例中,当 返回 时,$message的值为Path exists。Test-Path$true$false返回 时Test-Path,的$messagePath not ...
如果<condition>運算式為 False,就會執行<if-false>運算式 例如: PowerShell $message= (Test-Path$path) ?"Path exists":"Path not found" 在此範例中,如果路徑存在,就會顯示Path exists。 如果路徑不存在,則會顯示找不到路徑。 如需詳細資訊,請參閱關於 If。
$AddModulesArray|ForEach-Object{If($_-notmatch $item){Write-Host Write-Host Installing $_ Install-Module-Name $_ Read-Host-Prompt"Press Enter to continue"}Else{If($_-match $item){Write-Host Write-Host $_ Already Exists Read-Host-Prompt"Press Enter to continue"}}} 此外,我知道使用`分隔...
How To Check If A Folder Exists With PowerShell You can use something like this for verification on the command line: PS C:\> Test-Path C:\Windows True Remember that you need single or double quotes around the path if it contains a space. Single quotes are recommended, since they don'...
Remove-ItemProperty -Path 'HKCU:\Software\MyApp' -Name 'NewValue' #创建 DWord(32 位)注册表值:其中将 "注册表项路径" 替换为要创建值的注册表项路径,"值名称" 替换为要创建的值的名称,"数据" 替换为要设置的数值,例如:0、1、20 等。
Get-MrComputerName : The term 'Get-MrComputerName' is not recognized as the name of a cmdlet, function, script file, or operable program. Check the spelling of the name, or if a path was included, verify that the path is correct and try again. At line:1 char:1 + Get-MrComputerNam...
{if($str){return$false}else{return$true}}if([System.IO.File]::Exists($FullPathOfCsvFile)-eq $true){if(IsNullOrEmpty($AdDomain)){Write-Host Domain Name不能为空return}if(IsNullOrEmpty($AdContainer)){Write-HostADContainer不能为空return}if($UseLoggedInUsersCredentials){$CurrentContext=Get-...
If your plan is to create a cmdlet that will always be part of the Windows PowerShell environment, you should use PSCmdlet as your base class. However, if you think that your code will be used in more than just Windows PowerShell, you should use Cmdlet as a base class....
\Program Files\PowerShell\7\pwsh.exe Target : LinkType : Length : 293312 DirectoryName : C:\Program Files\PowerShell\7 Directory : C:\Program Files\PowerShell\7 IsReadOnly : False FullName : C:\Program Files\PowerShell\7\pwsh.exe Extension : .exe Name : pwsh.exe Exists : True ...