这是一个非常普通的问题，因此将有很多可能的解决方案.但是，这是有关***的一个问题，该问题有很多解决方案(在问题本身以及几个已发布的答案中): ^ ]

This is a pretty generic question so there are going to be a lot of possible solutions. However, here is a question on *** that has a bunch of possible solutions (in the question itself as well as a couple posted answers): http://***.com/questions/5596413/calling-an-asp-net-4-0-wcf-service-from-jquery-yelds-400-bad-request[^]