client from localhost:8880 calls server from localhost:8880 but gets Cross origin requests are only supported

问题

I have an html page with angular2 on url:

http://localhost:8880/SupporTool/html/angular2/index.html#

which call server on

localhost:8880/SupporTool/Push/SelectMessagesAttributes

how come i get

Cross origin requests are only supported..

回答1:

one has to disable same origin policy in Chrome. It blocks all calls from localhost to itself.

start chrome with the --disable-web-security flag

来源：https://stackoverflow.com/questions/39019403/client-from-localhost8880-calls-server-from-localhost8880-but-gets-cross-origi