golang http服务器跨域问题解决
居家懒人 2022-10-29
func main() {

	openHttpListen()
} func openHttpListen() {
http.HandleFunc("/", receiveClientRequest)
fmt.Println("go server start running...") err := http.ListenAndServe(":9090", nil)
if err != nil {
log.Fatal("ListenAndServe: ", err)
}
} func receiveClientRequest(w http.ResponseWriter, r *http.Request) { w.Header().Set("Access-Control-Allow-Origin", "*") //允许访问所有域
w.Header().Add("Access-Control-Allow-Headers", "Content-Type") //header的类型
w.Header().Set("content-type", "application/json") //返回数据格式是json r.ParseForm()
fmt.Println("收到客户端请求: ", r.Form)
w.Header().Set("Access-Control-Allow-Origin", "*")             //允许访问所有域
w.Header().Add("Access-Control-Allow-Headers", "Content-Type") //header的类型
w.Header().Set("content-type", "application/json") //返回数据格式是json