我的端口一直监听不到怎么回事
package main
import (
"fmt"
"net/http"
)
func main() {
http.HandleFunc("/", func(writer http.ResponseWriter, request *http.Request) {
fmt.Fprintln(writer,"hello world");
})
http.ListenAndServe("127.0.0.1:9090",nil);
}
