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golang udp server example

Sparkling Skunk answered on January 13, 2022 Popularity 8/10 Helpfulness 4/10

answer golang udp server example

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golang udp server example

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package main
 
import (
    "fmt"
    "net"
    "os"
)
 
/* A Simple function to verify error */
func CheckError(err error) {
    if err  != nil {
        fmt.Println("Error: " , err)
        os.Exit(0)
    }
}
 
func main() {
    /* Lets prepare a address at any address at port 10001*/   
    ServerAddr,err := net.ResolveUDPAddr("udp",":10001")
    CheckError(err)
 
    /* Now listen at selected port */
    ServerConn, err := net.ListenUDP("udp", ServerAddr)
    CheckError(err)
    defer ServerConn.Close()
 
    buf := make([]byte, 1024)
 
    for {
        n,addr,err := ServerConn.ReadFromUDP(buf)
        fmt.Println("Received ",string(buf[0:n]), " from ",addr)
 
        if err != nil {
            fmt.Println("Error: ",err)
        } 
    }
}

Popularity 8/10 Helpfulness 4/10 Language go

Source: varshneyabhi.wordpress.com

Tags: go server udp

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Contributed on Jan 13 2022

Sparkling Skunk

0 Answers Avg Quality 2/10

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golang udp client example

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package main
 
import (
    "fmt"
    "net"
    "time"
    "strconv"
)
 
func CheckError(err error) {
    if err  != nil {
        fmt.Println("Error: " , err)
    }
}
 
func main() {
    ServerAddr,err := net.ResolveUDPAddr("udp","127.0.0.1:10001")
    CheckError(err)
 
    LocalAddr, err := net.ResolveUDPAddr("udp", "127.0.0.1:0")
    CheckError(err)
 
    Conn, err := net.DialUDP("udp", LocalAddr, ServerAddr)
    CheckError(err)
 
    defer Conn.Close()
    i := 0
    for {
        msg := strconv.Itoa(i)
        i++
        buf := []byte(msg)
        _,err := Conn.Write(buf)
        if err != nil {
            fmt.Println(msg, err)
        }
        time.Sleep(time.Second * 1)
    }
}

Popularity 8/10 Helpfulness 5/10 Language go

Source: varshneyabhi.wordpress.com

Tags: client udp go cl

Link to this answer
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Contributed on Jan 13 2022

Sparkling Skunk

0 Answers Avg Quality 2/10

golang udp server example

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