50 lines
922 B
Go
50 lines
922 B
Go
package main
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import (
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"fmt"
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"strings"
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)
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func simpleping() {
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messages := make(chan string)
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go func() {
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messages <- "ping"
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}()
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msg := <-messages
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fmt.Println(msg)
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if msg == "ping" {
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fmt.Println("pong")
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}
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}
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func snd(msgchan chan string, msgs []string) {
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for i := 0; i < len(msgs); i++ {
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msgchan <- msgs[i]
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}
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}
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func rcv(msgchan chan string) string {
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var sentence []string
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var msglen int = len(msgchan)
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for v := range msgchan {
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fmt.Println(len(sentence), sentence)
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if len(sentence) == msglen-1 { // when we reach next to last in the array, do the last.
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sentence = append(sentence, v)
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break
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} else {
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sentence = append(sentence, v)
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}
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}
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return strings.Join(sentence, " ")
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}
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func main() {
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simpleping()
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var words = []string{"buffered", "channel", "one", "two", "three", "four", "five", "six"}
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msgchan := make(chan string, len(words))
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snd(msgchan, words)
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fmt.Println(rcv(msgchan))
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}
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