Go实例: URL Parsing
package main
import (
"fmt"
"net"
"net/url"
)
func main() {
s := "postgres://user:pass@host.com:5432/path?k=v#f"
u, err := url.Parse(s)
if err != nil {
panic(err)
}
fmt.Println(u.Scheme)
fmt.Println(u.User)
fmt.Println(u.User.Username())
p, _ := u.User.Password()
fmt.Println(p)
fmt.Println(u.Host)
host, port, _ := net.SplitHostPort(u.Host)
fmt.Println(host)
fmt.Println(port)
fmt.Println(u.Path)
fmt.Println(u.Fragment)
fmt.Println(u.RawQuery)
m, _ := url.ParseQuery(u.RawQuery)
fmt.Println(m)
fmt.Println(m["k"][0])
}$ go run url-parsing.go
postgres
user:pass
user
pass
host.com:5432
host.com
5432
/path
f
k=v
map[k:[v]]
v
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