Private/Compare-MinimumVersion.ps1
Function Compare-MinimumVersion { <# .SYNOPSIS Compares 2 version numbers .DESCRIPTION Compares 2 System.Version numbers. Returns True if Version is greater than or equal to MinimumVersion .PARAMETER Version A Version to compare against a Minimum Version .PARAMETER MinimumVersion The Minimum Version to compare against .EXAMPLE Compare-MinimumVersion -Version "9.8.0" -MinimumVersion "8.9.0" Returns True .EXAMPLE Compare-MinimumVersion -Version "9.8.0" -MinimumVersion "9.9.0" Returns False .NOTES #> [CmdletBinding()] [OutputType('System.Boolean')] Param( # A Version to compare against a Minimum Version [Parameter( Mandatory = $true, ValueFromPipelineByPropertyName = $true )] [Alias("ExternalVersion")] [System.Version] $Version, # The Minimum Version to compare against [Parameter( Mandatory = $true, ValueFromPipelineByPropertyName = $true )] [System.Version] $MinimumVersion ) Begin {} Process { # Only compare if version greater than "0.0" If($Version -gt "0.0") { #Determine if Version is greater than or equal to MinimumVersion If($Version -ge $MinimumVersion) { Write-Verbose "Version Requirement Met" #Version is greater than or equal to MinimumVersion $True } Else { Write-Verbose "Version Requirement Not Met" #Version is less than MinimumVersion $False } } #Version is 0.0 Else { #Skip - Return True Write-Verbose "Version Requirement Not Checked" $True } } End {} } |