Functions/Test-PerformanceCounterCategory.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-CPerformanceCounterCategory { <# .SYNOPSIS Tests if a performance counter category exists. .DESCRIPTION Returns `True` if category `CategoryName` exists. `False` if it does not exist. .EXAMPLE Test-CPerformanceCounterCategory -CategoryName 'ToyotaCamry' Returns `True` if the `ToyotaCamry` performance counter category exists. `False` if the category doesn't exist. #> [CmdletBinding()] param( [Parameter(Mandatory=$true)] [string] # The name of the cateogry whose existence to check. $CategoryName ) Set-StrictMode -Version 'Latest' Use-CallerPreference -Cmdlet $PSCmdlet -Session $ExecutionContext.SessionState return [Diagnostics.PerformanceCounterCategory]::Exists( $CategoryName ) } |