GO by example, part 4

5-go-by-example/32-range-over-channels.go

@@ -0,0 +1,19 @@
+package main
+
+import "fmt"
+
+func main() {
+	// iterate over values received from a channel
+
+	// here iterate over 2 values in the queue channel
+	queue := make(chan string, 2)
+	queue <- "one"
+	queue <- "two"
+	close(queue)
+
+	// range iterates over each element as it’s received from queue
+	for elem := range queue {
+		fmt.Println(elem)
+	}
+	// also shows that it’s possible to close a non-empty channel but still have the remaining values be received
+}