Checking if a string is NULL or EMPTY is very common requirement in Powershell script. If we don’t do that we will end up with run time errors if we try to perform some operation on that string variable which is empty or null. So the question now is, how to check it? Well, belo...
[String]$scriptName ) $cmdLine="""$scriptName""$args& set" &$Env:SystemRoot\system32\cmd.exe /c$cmdLine| select-string'^([^=]*)=(.*)$'|foreach-object{ $varName=$_.Matches[0].Groups[1].Value $varValue=$_.Matches[0].Groups[2].Value set-itemEnv:$varName$varValue } } 加载...
NAME Get-HotFix SYNOPSIS Gets the hotfixes that are installed on local or remote computers. SYNTAX Get-HotFix [-ComputerName <System.String[]>] [-Credential <System.Management.Automation.PSCredential>] [-Description <System.String[]>] [<CommonParameters>] Get-HotFix [[-Id] <System.String[]>...
Check if IIS running on a remote server check if object is $null Check if OS is 32bit or 64bit check If Process Is Running in another computer Check if SMB1 is enabled on the AD servers Check if string contains invalid characters Check if string starts with letter/character. check instal...
$serverName = "<server name>" $databaseName = "<database name>" # Change the authentication method in the connection string, if needed. $connStr = "Server = " + $serverName + "; Database = " + $databaseName + "; Integrated Security = True; Tru...
TypeName: System.String Name MemberType Definition --- --- --- Length Property int Length {get;} 有关PowerShell 中的变量的详细信息,请参阅about_Variables。 使用环境提供程序和项 cmdlet PowerShell的环境提供程序提供了一个接口,用于以类似于文件系统驱动器的格式与环境变量交互。 它允许你在 PowerSh...
Convert -ChildPath parameter to string[] for Join-Path cmdlet (#24677) (Thanks @ArmaanMcleod!) PowerShell 7.6-preview.4 includes the following updated modules: Microsoft.PowerShell.ThreadJob v2.2.0 ThreadJob v2.1.0 The ThreadJob module was renamed to Microsoft.PowerShell.ThreadJob. There is...
ValueFromPipelineByPropertyName=true )] public string Key { get { return _key; } set { _key = value; } } private string _value = null; /// the value to store [Parameter( Mandatory=true, Position=2, ValueFromPipelineByPropertyName=true )] public string Value { get { return _value;...
[-IncludeAcceptedDomains] [-IncludeAutoDiscover] [-IncludeServerFQDN] [-IncludeServerNetBIOSName] [-Instance <X509Certificate2>] [-KeySize <Int32>] [-PrivateKeyExportable <Boolean>] [-Server <ServerIdParameter>] [-SubjectKeyIdentifier <String>] [-SubjectName <X500DistinguishedName>] [-WhatIf]...
(don't forget the period mark) and press Tab, Windows PowerShell will display Clone(), the first method of the String type. If you keep pressing Tab, Windows PowerShell will cycle through all the available methods. Essentially, when you do this, Windows PowerShell is showing you what it...