web.config文件 源代码： ~~~ <?xml version="1.0" encoding="UTF-8"?> <configuration> <system.webServer> <rewrite> <rules> <rule name="已导入的规则 1" stopProcessing="true"> <match url="^(.*)$" ignoreCase="false" /> <conditions logicalGrouping="MatchAll"> <add input="{REQUEST_FILENAME}" matchType="IsDirectory" ignoreCase="false" negate="true" /> <add input="{REQUEST_FILENAME}" matchType="IsFile" ignoreCase="false" negate="true" /> </conditions> <action type="Rewrite" url="index.php/{R:1}" appendQueryString="true" /> </rule> </rules> </rewrite> </system.webServer> </configuration> ~~~ 添加 ~~~ <httpProtocol> <customHeaders> <add name="Access-Control-Allow-Methods" value="OPTIONS,POST,GET"/> <add name="Access-Control-Allow-Headers" value="x-requested-with,content-type"/> <add name="Access-Control-Allow-Origin" value="http://localhost:8080" /> </customHeaders> </httpProtocol> <modules> <add name="MyHttpModule" type="WebServiceDemo.MyHttpModule"/> </modules> ~~~ 变成 ~~~ <?xml version="1.0" encoding="UTF-8"?> <configuration> <system.webServer> <rewrite> <rules> <rule name="已导入的规则 1" stopProcessing="true"> <match url="^(.*)$" ignoreCase="false" /> <conditions logicalGrouping="MatchAll"> <add input="{REQUEST_FILENAME}" matchType="IsDirectory" ignoreCase="false" negate="true" /> <add input="{REQUEST_FILENAME}" matchType="IsFile" ignoreCase="false" negate="true" /> </conditions> <action type="Rewrite" url="index.php/{R:1}" appendQueryString="true" /> </rule> </rules> </rewrite> <httpProtocol> <customHeaders> <add name="Access-Control-Allow-Methods" value="OPTIONS,POST,GET"/> <add name="Access-Control-Allow-Headers" value="x-requested-with,content-type"/> <add name="Access-Control-Allow-Origin" value="http://localhost:8080" /> </customHeaders> </httpProtocol> <modules> <add name="MyHttpModule" type="WebServiceDemo.MyHttpModule"/> </modules> </system.webServer> </configuration> ~~~