Export-Log.ps1

function Export-Log {
<#
    .Synopsis
    Writes tab-separated log messages to a specified file.
    .DESCRIPTION
    Writes tab-separated log messages to a specified file.
    .EXAMPLE
        Export-Log -messagetype ERROR -logfile c:\temp\log.csv -message "Encountered error performing operation."
        Will log an error message to the log located in c:\temp\log.csv
    .EXAMPLE
        Export-Log -messagetype INFO -message "Successfully completed operation"
        Will log an informational only message to the log located in the default location
    .Parameter MessageType
        Valid options are WARN, INFO, and ERROR
    .Parameter LogFile
        Defaults to the default $logfile parameter of the parent script
    .Parameter Message
        Message to log
#>
    [cmdletbinding()]
    param(
        [ValidateNotNull()]
        [ValidateNotNullOrEmpty()]
        [ValidateSet("WARN", "INFO", "ERROR")]
        [parameter(Mandatory=$true)]
        [string]$MessageType,
        [parameter(Mandatory=$true)]
        [string]$Message,
        [string]$LogFile=$script:LogFile,
        $delimiter = "`t"
    )

    switch ($MessageType) {
        'INFO' {
            Write-Verbose -Message $Message
        }
        'WARN' {
            Write-Warning -Message $Message
        }
        'ERROR' {
            Write-Error -Message $Message
        }
    }
    [PSCustomObject]@{
        TimeStamp = $(Get-Date -Format MM/dd/yy-HH:mm:ss)
        MessageType = $MessageType.ToUpper()
        Message = $Message
    } | Export-Csv -Path $LogFile -Delimiter $Delimiter -NoTypeInformation -Append
}

[PSCustomObject]@{
    TimeStamp = $(Get-Date -Format MM/dd/yy-HH:mm:ss)
    MessageType = $MessageType.ToUpper()
    Message = $Message
} | Export-Csv -Path $LogFile -Delimiter $Delimiter -NoTypeInformation -Append

@dotps1 - Just now saw this, good call.