Golang slice usage

golang_slice_usage.go

package main

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


func fetch_web_page() {
	rsp, _ := http.Get("http://www.sunzhongwei.com")
	html, _ := ioutil.ReadAll(rsp.Body)
	new_html := string(html)
	fmt.Println(new_html)
}


func slice_usage() {
	sl := []int{}
	sl = append(sl, 1)
	sl = append(sl, 56)
	fmt.Println(sl)

	sl2 := []string{}
	sl2 = append(sl2, "zhongwei")
	sl2 = append(sl2, "test")
	sl2 = append(sl2, "1", "2", "3")
	fmt.Println(sl2)
	fmt.Println("capacity of sl2 is:", cap(sl2))
	fmt.Println("length of sl2 is:", len(sl2))
} 


func main() {
	fmt.Println("Start ...")
	slice_usage()
}