Functions/Test-Group.ps1
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# Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. function Test-CGroup { <# .SYNOPSIS Checks if a *local* group exists. .DESCRIPTION Uses .NET's AccountManagement API to check if a *local* group exists. Returns `True` if the *local* account exists, or `False` if it doesn't. .OUTPUTS System.Boolean .LINK Get-CGroup .LINK Install-CGroup .LINK Uninstall-CGroup .EXAMPLE Test-CGroup -Name RebelAlliance Checks if the `RebelAlliance` *local* group exists. Returns `True` if it does, `False` if it doesn't. #> [CmdletBinding()] param( [Parameter(Mandatory=$true)] [string] # The name of the *local* group to check. $Name ) Set-StrictMode -Version 'Latest' Use-CallerPreference -Cmdlet $PSCmdlet -Session $ExecutionContext.SessionState $group = Get-CGroup -Name $Name -ErrorAction Ignore if( $group ) { $group.Dispose() return $true } else { return $false } } |