Add-NoteProperty.ps1
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<#PSScriptInfo
.VERSION 1.0 .GUID 4dde74a9-25db-4ee0-b061-edff00069b56 .AUTHOR Mateusz Kortas .COMPANYNAME .COPYRIGHT .TAGS .LICENSEURI .PROJECTURI .ICONURI .EXTERNALMODULEDEPENDENCIES .REQUIREDSCRIPTS .EXTERNALSCRIPTDEPENDENCIES .RELEASENOTES .PRIVATEDATA .DESCRIPTION Adds new note property to each object in pipeline. #> function Add-NoteProperty([Parameter(mandatory=$true)][string]$name, [Parameter(mandatory=$true)][System.Management.Automation.ScriptBlock]$value, [Parameter(ValueFromPipeline = $true,mandatory=$true)]$object) { <# .SYNOPSIS Adds new note property to each object in pipeline. .DESCRIPTION Adds new note property to each object in pipeline. Takes property name and value expression. .PARAMETER Name Specifies property name. .PARAMETER Value Script block which evaluated should return property value. Use $_ variable to refer to current object in pipeline. .INPUTS Object(s) which you want to add new property to. .OUTPUTS Object(s) with added property. .EXAMPLE PS> Get-ChildItem -file | Add-NoteProperty sizeInMB { $_.length / 1MB } | select Name, sizeInMB Name sizeInMB ---- -------- file.txt 49,4375 #> process { $object | add-member noteProperty $name ($object | % $value) -passthru } } sal anp Add-NoteProperty |