Functions/Test-EventLogSource.ps1
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Function Test-EventLogSource { <# .SYNOPSIS Tests if an Event Log source exists .DESCRIPTION This function checks whether a specified Event Log source exists on the local system. Requires administrator privileges to query Event Log sources. .PARAMETER LogName The name of the Event Log source to check .EXAMPLE Test-EventLogSource -LogName "Application" Returns $true if the Application Event Log source exists, $false otherwise .EXAMPLE Test-EventLogSource -LogName "MyCustomApp" Checks if a custom Event Log source named MyCustomApp exists #> [CmdletBinding()] param( [Parameter(Mandatory = $True)] [string]$LogName ) IF($True -eq (Test-IsAdministrator)) { [System.Diagnostics.EventLog]::SourceExists($LogName) } else { Write-Error "You need elevated privileges to run this command" } } |