Basic Go Routine.

01-basic-go-routine/main.go

@@ -0,0 +1,48 @@
+package main
+
+import (
+	"fmt"
+	"runtime"
+	"sync"
+)
+
+func f2() {
+	defer wg.Done()
+	for i := 0; i < 100; i++ {
+		fmt.Printf("B")
+	}
+	fmt.Printf("\nFinished %s\n", "B")
+}
+
+var wg sync.WaitGroup
+
+func main() {
+	//numOfCores := runtime.NumCPU()
+	//runtime.GOMAXPROCS(numOfCores)
+	runtime.GOMAXPROCS(1)
+	fmt.Println("Started")
+
+	var f3 = func() {
+		defer wg.Done()
+		for i := 0; i < 100; i++ {
+			fmt.Printf("C")
+		}
+		fmt.Printf("\nFinished %s\n", "C")
+	}
+
+	wg.Add(1)
+	go func() {
+		defer wg.Done()
+		for i := 0; i < 100; i++ {
+			fmt.Printf("A")
+		}
+		fmt.Printf("\nFinished %s\n", "A")
+	}()
+	wg.Add(1)
+	go f2()
+	wg.Add(1)
+	go f3()
+
+	wg.Wait()
+	fmt.Println("Finished")
+}