hoge01.go

01.go

package main

import (
     "fmt"
     "github.com/PuerkitoBio/goquery"
     "net/url"

)

func GetPage(base string) {
     doc, _ := goquery.NewDocument(base)
     doc.Find("img").Each(func(_ int, s *goquery.Selection) {
          target, _ := s.Attr("src")
          base, _ := url.Parse("http://blog.golang.org/")
          targets, _ := url.Parse(target)
          fmt.Println(base.ResolveReference(targets))
     })
}

func main() {
     base := "http://blog.golang.org/"
     GetPage(base)
}

02.go

import (
    "io"
    "net/http"
    "os"
)

func main() {
    var url string = "http://blog.golang.org/5years/gophers5th.jpg"

    response, err := http.Get(url)
    if err != nil {
        panic(err)
    }
    defer response.Body.Close()

    file, err := os.Create("gopher.jpg")
    if err != nil {
        panic(err)
    }
    defer file.Close()

    io.Copy(file, response.Body)
}

03.go

package main

import (
    "bufio"
    "fmt"
    "os"
)

func main() {
  var unko string = "otinpo"
    scanner := bufio.NewScanner(os.Stdin)
    for scanner.Scan() {
        fmt.Println(unko)
    }


    if err := scanner.Err(); err != nil {
        fmt.Fprintln(os.Stderr, "reading standard input:", err)
    }

}

04.go

package main

import (
     "fmt"
     "github.com/PuerkitoBio/goquery"
     "os"
     "bufio"
 )
var url2 string = ""
func GetPage(_url string) {
     doc, _ := goquery.NewDocument(_url)
     doc.Find("img").Each(func(_ int, s *goquery.Selection) {
          url2, _ := s.Attr("src")
          fmt.Println(url2)
     })
}

func main() {
  _url := "http://blog.golang.org/"
GetPage(_url)
  scanner := bufio.NewScanner(os.Stdin)
    for scanner.Scan() {
        fmt.Println(_url + url2)
      }
}