package mainimport (	"fmt"	"io/ioutil"	"net/http"	"net/url"	"strings")func main() {	v := url.Values{}	v.Set("huifu", "hello world")	body := ioutil.NopCloser(strings.NewReader(v.Encode())) //把form数据编下码	client := &http.Client{}	req, _ := http.NewRequest("POST", "http://192.168.2.83:8080/bingqinggongxiang/test2", body)	req.Header.Set("Content-Type", "application/x-www-form-urlencoded; param=value") //这个一定要加，不加form的值post不过去，被坑了两小时	fmt.Printf("%+v\n", req)                                                         //看下发送的结构	resp, err := client.Do(req) //发送	defer resp.Body.Close()     //一定要关闭resp.Body	data, _ := ioutil.ReadAll(resp.Body)	fmt.Println(string(data), err)}