Check if a text file is blank in powershell check if computer exist in ou Check if drive exists, If not map Check if Email address exists in Office 365 and if exists, Create a Unique Email address Check if event
When the -match result is False, or the -notmatch result is True, or when the input is a collection, the $Matches automatic variable isn't overwritten. Consequently, it will contain the previously set value, or $null if the variable hasn't been set. When referencing $Matches after invoki...
If this attribute isn't present or is set to False (which is the default value), it would indicate that the cmdlet does not support calls to the ShouldProcess method.All cmdlets that change resources outside of Windows PowerShell should set the SupportsShouldProcess property to true when ...
If a multiplier creates a value that exceeds the possible values for the numeric type that the suffix specifies, the literal is malformed. For example, the literal1usgbis malformed, because the value1gbis larger than what is permitted for the[ushort]type specified by theussuffix. ...
if(-not[string]::IsNullOrEmpty($value) ){...} 当我知道值类型应为字符串时,我经常使用这种方法。 当我检查 $null 时 我是一个防守型脚本编写者。 每次调用函数并将其分配给变量时,我都会在其中检查$null。 PowerShell $userList=Get-ADUserkevmarif($null-ne$userList){...} ...
Set-VariableSets the value of a variable. Creates the variable if one with the requested name does not exist. Set-WmiInstanceCreates or updates an instance of an existing WMI class. Set-WSManInstanceModifies the management information that is related to a resource. ...
When you useEnable-PSRemoting, it creates default session configurations on the local computer. Remote users use these session configurations whenever a remote command does not include theConfigurationNameparameter. If the default configurations on a computer are unregistered or deleted, use theE...
Make the Reason column a varchar(MAX), so it can contain lots of text, if necessary.Create a logon script in a Group Policy object (GPO), linking the GPO to the organizational unit (OU) where your servers live. Each time someone logs on to a server, the script will run. Use a ...
# collection of SynchronizationResult that can contain any items, # as we are not removing nor uploading anything) # Iterate over every download If (Test-Path -Path \\diab-fps1\TestShare\FTPS_YSL\Diabeter.oru) { Break } Else {
Set-Variable Cmdlet Sets the value of a variable. Creates the variable if one with the requested name does not exist. Remove-Variable Cmdlet Deletes a variable and its value. Clear-Variable Cmdlet Deletes the value of a variable. 示例: ...