stocks data get

stocks_data_get.go

package main

import (
  "fmt"
  "io/ioutil"
  "net/http"
  "strconv"
  "strings"
)

func httpGet(id string) {
  url := "http://hq.sinajs.cn/list=" + id
  resp, err := http.Get(url)
  if err != nil {
    // handle error
  }

  defer resp.Body.Close()
  body, err := ioutil.ReadAll(resp.Body)
  if err != nil {
    // handle error
  }

  //fmt.Println(string(body))
  ss := strings.Split(string(body), "\"")
  items := strings.Split(ss[1], ",")

  yesterday, _ := strconv.ParseFloat(items[2], 32) 
  now, _ := strconv.ParseFloat(items[3], 32) 
  top, _ := strconv.ParseFloat(items[4], 32) 
  bottom, _ := strconv.ParseFloat(items[5], 32) 
  rate := (now - yesterday) / yesterday * 100.0

  fmt.Printf("now: %.2f, rate: %.2f, top: %.2f, bottom: %.2f\n", now, rate, top, bottom)
}

func main() {
  httpGet("sh601318")
}