Private/Compare-MaximumVersion.ps1
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function Compare-MaximumVersion { <# .SYNOPSIS Compares 2 version numbers .DESCRIPTION Compares 2 System.Version numbers. Returns True if Version is less than MaximumVersion .PARAMETER Version A Version to compare against a Maximum Version .PARAMETER MaximumVersion The Minimum Version to compare against .EXAMPLE Compare-MaximumVersion -Version "9.8.0" -MaximumVersion "9.9.0" Returns True .EXAMPLE Compare-MaximumVersion -Version "9.8.0" -MinimumVersion "9.7.9" Returns False .NOTES #> [CmdletBinding()] [OutputType('System.Boolean')] param( # A Version to compare against a Maximum Version [Parameter( Mandatory = $true, ValueFromPipelineByPropertyName = $true )] [Alias('ExternalVersion')] [System.Version] $Version, # The Maximum Version to compare against [Parameter( Mandatory = $true, ValueFromPipelineByPropertyName = $true )] [System.Version] $MaximumVersion ) begin { } process { # Only compare if version greater than "0.0" if ($Version -gt '0.0') { #Determine if Version is less than MaximumVersion if ($Version -lt $MaximumVersion) { #Version is less than MaximumVersion $True } else { #Version is greater than MaximumVersion $False } } #Version is 0.0 else { #Skip - Return True $True } } end { } } |