Private/ConvertTo-UnixEpoch.ps1
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function ConvertTo-UnixEpoch { <# .SYNOPSIS Converts a PowerShell DateTime object to a Unix Epoch timestamp. .DESCRIPTION Takes a PowerShell DateTime object and returns a Unix Epoch timestamp representing the same date/time. .OUTPUTS The Unix Epoch timestamp. #> [CmdletBinding()] [OutputType([Int])] param ( # The PowerShell DateTime object to convert. [Parameter( Mandatory = $True )] [Object]$DateTime ) if ($DateTime -is [String]) { $DateTime = [DateTime]::Parse($DateTime) } elseif ($DateTime -is [Int]) { (Get-Date 01.01.1970).AddSeconds($unixTimeStamp) } elseif ($DateTime -is [DateTime]) { $DateTime = $DateTime } else { Write-Error 'The DateTime parameter must be a DateTime object, a string, or an integer.' Exit 1 } $UniversalDateTime = $DateTime.ToUniversalTime() $UnixEpochTimestamp = Get-Date -Date $UniversalDateTime -UFormat %s Write-Verbose "Converted $DateTime to Unix Epoch timestamp $UnixEpochTimestamp" return $UnixEpochTimestamp } |