PowerShell複製 PS C:\ps-test> .\test.ps1 Hit Variable breakpoint on'C:\ps-test\test.ps1:$scriptName'(Write access) test.ps1:11$scriptName=$MyInvocation.PSCommandPath DBG> 顯示變數的$scriptName目前值,也就是$null。 PowerShell複製
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 found值为 。
PS> 1usgb At line:1 char:6 + 1usgb + ~ The numeric constant 1usgb is not valid. + CategoryInfo : ParserError: (:) [], ParentContainsErrorRecordException + FullyQualifiedErrorId : BadNumericConstant 不過,具有無效語法的 1gbus 格式常值會解譯為標準裸機字串,而且可以在呼叫命令的內容中解譯為...
"The 'Foo' environment variable is set to:$Env:Foo"$Env:Foo+='!'$Env:Foo Output复制 The 'Foo' environment variable is set to: An example An example! 在PowerShell 中,环境变量不能设置为空字符串。 将环境变量设置为$null或空字符串会将其从当前会话中删除。 例如: PowerShell复制 $Env:Fo...
Windows PowerShell reserves a few parameter names, referred to as Common parameters, which you can't use: WhatIf, Confirm, Verbose, Debug, ErrorAction, ErrorVariable, OutVariable, and OutBuffer. In addition, the following aliases for these parameter names are reserved: vb, db, ea, ev, ov...
{Set-Variable-NamestartParams-Value$args[1]-Scopescript}Set-Alias-NameTest-PeerWorkMode-ValueMock-TestPeerWorkModeSet-Alias-Name.\tools\notifyZookeeper.exe-ValueMock-NotifyZkSet-Alias-Namestartservice.exe-ValueMock-StartServiceStart-MyService$mockContext# Mock-NotifyZk is called.echo$isNotify...
Connect-MgGraph –EnvironmentVariable 4. Certificate Credentials Having a certificate only in the current user certificate store is no longer a limitation if you are using Microsoft Graph PowerShell SDK v2; the support to lookup for certificates in both curre...
New-Item HKCU:\Software\Testkey -itemType String -value "一代宗师" | Out-Null 1. 2. 添加新值 很可惜,你如果想给一个键添加值时,文件系统这个比喻似乎不太奏效。因为常规情况下,可以使用Set-Content往文件夹下写文件。但是注册表似乎不买账。
Invoke-WebRequest [-UseBasicParsing] [-Uri] <Uri> [-HttpVersion <Version>] [-WebSession <WebRequestSession>] [-SessionVariable <String>] [-AllowUnencryptedAuthentication] [-Authentication <WebAuthenticationType>] [-Credential <PSCredential>] [-UseDefaultCredentials] [-CertificateThumbprint <String>...
Invoke-WebRequest [-UseBasicParsing] [-Uri] <Uri> [-HttpVersion <Version>] [-WebSession <WebRequestSession>] [-SessionVariable <String>] [-AllowUnencryptedAuthentication] [-Authentication <WebAuthenticationType>] [-Credential <PSCredential>] [-UseDefaultCredentials] [-CertificateThumbprint <String>...