Public/Test-IfAdmin.ps1
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function Test-IfAdmin { [CmdletBinding()] [OutputType([System.Boolean])] param () Process { ([System.Security.Principal.WindowsIdentity]::GetCurrent()).groups.value -contains "S-1-5-32-544" } <# .SYNOPSIS Verifies whether current user is running under admin context of local computer. .DESCRIPTION Many operations require admin privileges to execute successfully. Use this command when you want to verify whether the user account which is used to execute the script is running under admin privilege. .INPUTS None. You can pipe user context to Test-IfAdmin. .OUTPUTS System.Boolean. Test-IfAdmin returns a boolean value. .EXAMPLE When you start PowerShell console or script with Run as Administrator option. PS> Test-IfAdmin True .EXAMPLE When you start PowerShell console or script without Run as Administrator option. PS> Test-IfAdmin False .EXAMPLE You can use Test-IfAdmin before performing any operation that requires admin privilge. In this example we are creating Test Folder under C:\Windows\System32 that requires admin privilege. It will perform the action only if the user is admin. Else it will dosplay error. PS> If (Test-IfAdmin) { New-Item -ItemType Directory -Name TestFolder -Path C:\Windows\System32 } Else { Write-Error "Insufficient Permission" } Directory: C:\Windows\System32 Mode LastWriteTime Length Name ---- ------------- ------ ---- d---- 14-03-2022 23:15 TestFolder #> } |