如何以编程方式检查Windows Server 中是否安装了服务器功能？

# 输入要检查的服务器功能名称
$FeatureName = "Web-Server"

# 获取服务器功能的状态
$FeatureStatus = Get-WindowsFeature -Name $FeatureName

# 检查服务器功能是否已安装
if ($FeatureStatus.Installed) {
    Write-Host "服务器功能已安装: $FeatureName"
} else {
    Write-Host "服务器功能未安装: $FeatureName"
}