PracticeDev/study_go/tcp/client.go

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2022-12-20 17:31:11 +08:00
package main
import (
"bufio"
"fmt"
"net"
"os"
"strings"
)
func main() {
//打开连接:
conn, err := net.Dial("tcp", "localhost:50000")
if err != nil {
//由于目标计算机积极拒绝而无法创建连接
fmt.Println("Error dialing", err.Error())
return // 终止程序
}
inputReader := bufio.NewReader(os.Stdin)
fmt.Println("First, what is your name?")
clientName, _ := inputReader.ReadString('\n')
// fmt.Printf("CLIENTNAME %s", clientName)
trimmedClient := strings.Trim(clientName, "\r\n") // Windows 平台下用 "\r\n"Linux平台下使用 "\n"
// 给服务器发送信息直到程序退出:
for {
fmt.Println("What to send to the server? Type Q to quit.")
input, _ := inputReader.ReadString('\n')
trimmedInput := strings.Trim(input, "\r\n")
// fmt.Printf("input:--s%--", input)
// fmt.Printf("trimmedInput:--s%--", trimmedInput)
if trimmedInput == "Q" {
return
}
_, err = conn.Write([]byte(trimmedClient + " says: " + trimmedInput))
}
}