Private/Out-DataTable.ps1
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<#
.SYNOPSIS Creates a DataTable for an object .DESCRIPTION Creates a DataTable based on an objects properties. .INPUTS Object Any object can be piped to Out-DataTable .OUTPUTS System.Data.DataTable .EXAMPLE $dt = Get-psdrive| Out-DataTable This example creates a DataTable from the properties of Get-psdrive and assigns output to $dt variable .NOTES Adapted from script by Marc van Orsouw see link Version History v1.0 - Chad Miller - Initial Release v1.1 - Chad Miller - Fixed Issue with Properties v1.2 - Chad Miller - Added setting column datatype by property as suggested by emp0 v1.3 - Chad Miller - Corrected issue with setting datatype on empty properties v1.4 - Chad Miller - Corrected issue with DBNull v1.5 - Chad Miller - Updated example v1.6 - Chad Miller - Added column datatype logic with default to string v1.7 - Chad Miller - Fixed issue with IsArray .LINK http://thepowershellguy.com/blogs/posh/archive/2007/01/21/powershell-gui-scripblock-monitor-script.aspx #> function Out-DataTable { [CmdletBinding()] param ([Parameter(Position = 0, Mandatory = $true, ValueFromPipeline = $true)] [PSObject[]]$InputObject) Begin { function Get-Type { param ($type) $types = @( 'System.Boolean', 'System.Byte[]', 'System.Byte', 'System.Char', 'System.Datetime', 'System.Decimal', 'System.Double', 'System.Guid', 'System.Int16', 'System.Int32', 'System.Int64', 'System.Single', 'System.UInt16', 'System.UInt32', 'System.UInt64') if ($types -contains $type) { Write-Output "$type" } else { Write-Output 'System.String' } } #Get-Type $dt = new-object Data.datatable $First = $true } Process { foreach ($object in $InputObject) { $DR = $DT.NewRow() foreach ($property in $object.PsObject.get_properties()) { if ($first) { $Col = new-object Data.DataColumn $Col.ColumnName = $property.Name.ToString() if ($property.value) { if ($property.value -isnot [System.DBNull]) { $Col.DataType = [System.Type]::GetType("$(Get-Type $property.TypeNameOfValue)") } } $DT.Columns.Add($Col) } if ($property.Gettype().IsArray) { $DR.Item($property.Name) = $property.value | ConvertTo-XML -AS String -NoTypeInformation -Depth 1 } else { $DR.Item($property.Name) = $property.value } } $DT.Rows.Add($DR) $First = $false } } End { Write-Output @(, ($dt)) } } |