在web.config文件中，如果它们不存在，我必须启用httpGetEnabled和httpsGetEnabled属性。$Path="c:\web.config"$XPath="/configuration/system.serviceModel/behaviors/serviceBehaviors/behavior"if(Select-XML-Path$Path-Xpath$XPath){"Pathavailable"$attributePath=$Xpath+="/serviceMetadata""Attributepathis$attributePath"If(Get-XMLA