initial commit

channels/channels.go

@@ -0,0 +1,22 @@
+package main
+
+import "fmt"
+
+
+//Channels are the pipes that connect concurrent goroutines.
+//you can send values into channels
+//form one goroutine and receive those values into another goroutine
+func main(){
+	//create a new channel with make(chan val-type)
+	//Channels are typed bt the values they convey
+	messages := make(chan string)
+
+	//send a value into a channel using the channel <- syntax.
+	//here we send "ping" to the messages channel we made above, from a new goroutine
+	go func() { messages <- "ping"}()
+
+	//the <- channel syntax receives a value from the channel.
+	// here we'll receive the "ping" message we sent above and print it out
+	msg := <- messages
+	fmt.Println(msg)
+}