获取get url参数
package main import( "fmt" "net/http" "strings" ) //http://192.168.186.129:8888/?path=123&name=qwe func sayHelloName(w http.ResponseWriter, r *http.Request){ r.ParseForm() fmt.Println(r.Form) fmt.Println("path",r.URL.Path) fmt.Println("scheme",r.URL.Scheme) fmt.Println(r.Form["url_long"]) for k, v := range r.Form { fmt.Println(k) fmt.Println(strings.Join(v,"")) } fmt.Fprintf(w,"hello xx") } func main(){ http.HandleFunc("/hello",func(w http.ResponseWriter, req *http.Request){ w.Write([]byte("hello")) fmt.Println("ok") }) http.HandleFunc("/",sayHelloName) http.ListenAndServe(":8888",nil) }测试post请求
package main import( "fmt" "io/ioutil" "net/http" "net/url" "strings" ) func main(){ v := url.Values{} v.Set("mobile","18211222233") body := ioutil.NopCloser(strings.NewReader(v.Encode())) client := &http.Client{} request,err := http.NewRequest("POST","https://passport.baidu.com/?getpassusertype&tt=16522112233",body) if err != nil { fmt.Println("Fatal err",err.Error()) } request.Header.Set("Content-Type","application/x-www-form-urlencoded;param=value"); resp,err := client.Do(request) content,err := ioutil.ReadAll(resp.Body) if err != nil { fmt.Println("Fatal error") } fmt.Println(string(content)) }测试post 表单提交
package main import( "fmt" "log" "html/template" "net/http" "strconv" "regexp" ) func main(){ http.HandleFunc("/login",login) err := http.ListenAndServe("0.0.0.0:8888",nil) if err != nil { log.Fatal("listenandserve",err) } } func login(w http.ResponseWriter,r *http.Request){ fmt.Println("method:",r.Method) if r.Method == "GET" { t,_:=template.ParseFiles("login.html") t.Execute(w,nil) }else{ fmt.Println(r.PostFormValue("username")) fmt.Println(r.PostFormValue("password")) username := r.FormValue("username") password := r.FormValue("password") phone := r.FormValue("phone") like := r.FormValue("like") sex := r.FormValue("sex") utype := r.FormValue("utype") age := r.FormValue("age") fmt.Println(like) fmt.Println(sex) fmt.Println(utype) tage,err := strconv.Atoi(age) if err != nil { w.Write([]byte("数字转换错误，填写的不是数字")) return } if username == "" || password == "" || tage == 0 { w.Write([]byte("username password age must not null")) return } if tage > 100 { w.Write([]byte("age is to big")) return } if m,_ := regexp.MatchString(`^(17622123322)$`,phone);!m{ w.Write([]byte("phone is error")) return } w.Write([]byte("ok")) fmt.Println("to ok") } }login.html
<html> <head> <title></title> </head> <body> <form action="/login" method="post"> <br>用户名:<input type="text" name="username"></br> <br>密码:<input type="text" name="password"></br> <br>phone:<input type="text" name="phone"></br> <br>like:<input type="text" name="like"></br> <br>sex:<input type="text" name="sex"></br> <br>utype:<input type="text" name="utype"></br> <br>age:<input type="text" name="age"></br> <input type="submit" value="登录"> </form> </body> </html>测试post文件上传
package main import( "fmt" "net/http" "html/template" "log" "io" "os" ) func upload(w http.ResponseWriter,r * http.Request){ if r.Method == "GET" { t,_ := template.ParseFiles("upload.html") t.Execute(w,nil) }else if r.Method == "POST" { r.ParseMultipartForm(32 << 20) file,handle,err := r.FormFile("file") if err != nil { fmt.Println(err) return } defer file.Close() f,err := os.OpenFile("./upload/"+handle.Filename,os.O_WRONLY|os.O_CREATE,0666) if err != nil { fmt.Println(err) return } defer f.Close() io.Copy(f,file) fmt.Printf("%v\n",handle.Header) fmt.Println("上传成功") } else { fmt.Println("error") } } func main(){ http.HandleFunc("/upload",upload) err := http.ListenAndServe("0.0.0.0:8888",nil) if err != nil { log.Fatal("listenandServe:",err) } }upload.html
<html> <head> <title>file</title> </head> <body> <form enctype="multipart/form-data" action="/upload" method="post"> <br><input type="file" name="file"></br> <br><input type="submit" value="commit"></br> </form> </body> </html>