1.设置Access-Control-Allow-Origin
2.添加“HTTP响应标头”
打开IIS,找到“HTTP响应标头”点进去,在右侧可以看到添加,然后添加如下标头即可
Access-Control-Allow-Headers:Content-Type, api_key, Authorization
Access-Control-Allow-Origin:*

转载于:https://www.cnblogs.com/1gis/p/7508347.html