Send multipart/form-data files with angular using $http
问题 I know there are a lot of questions about this, but I can't get this to work: I want to upload a file from input to a server in multipart/form-data I've tried two approaches. First: headers: { 'Content-Type': undefined }, Which results in e.g. for an image Content-Type:image/png while it should be multipart/form-data and the other: headers: { 'Content-Type': multipart/form-data }, But this asks for a boundry header, which I believe should not be manually inserted... What is a clean way to