param( [string] $url = "", [string] $ListName = "" ) $sharepoint = [System.Reflection.Assembly]::LoadWithPartialName("Microsoft.SharePoint") $site=[Microsoft.Sharepoint.SPSite]($url); $web=$site.openweb(); $list= $web.lists[$ListName]; $schema =@" 1 / | | ]]> 1 ]]> ]]> ]]> "@ $fieldname = $list.fields.AddFieldAsXml($schema); $list.update();