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30 lines
539 B
Go
30 lines
539 B
Go
package main
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import (
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"fmt"
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"net"
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)
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func main() {
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listener, err := net.ListenUDP("udp", &net.UDPAddr{IP: net.ParseIP("127.0.0.1"), Port: 8999})
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if err != nil {
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fmt.Println(err)
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return
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}
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fmt.Println("Local:", listener.LocalAddr().String())
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data := make([]byte, 1024)
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for {
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n, remoteAddr, err := listener.ReadFromUDP(data)
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if err != nil {
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fmt.Println(err)
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}
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fmt.Println(remoteAddr, string(data[:n]))
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_, err = listener.WriteToUDP([]byte("world"), remoteAddr)
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if err != nil {
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fmt.Printf(err.Error())
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}
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}
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}
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