more complex example that demonstrates the use of the sync package

sync-multi-threaded.go

@@ -0,0 +1,50 @@
+package main
+
+import (
+	"fmt"
+	"sync"
+	"time"
+)
+
+// Task struct representing a task to be processed
+type Task struct {
+	id int
+}
+
+// Worker function that processes tasks from the task channel
+func worker(id int, tasks <-chan Task, wg *sync.WaitGroup) {
+	defer wg.Done()
+	for task := range tasks {
+		fmt.Printf("Worker %d processing task %d\n", id, task.id)
+		time.Sleep(time.Millisecond * 500) // Simulate work
+	}
+}
+
+func main() {
+	const numWorkers = 3
+	const numTasks = 10
+
+	// Create a channel to send tasks to workers
+	tasks := make(chan Task, numTasks)
+
+	// Create a WaitGroup to wait for all workers to finish
+	var wg sync.WaitGroup
+
+	// Start worker goroutines
+	for i := 1; i <= numWorkers; i++ {
+		wg.Add(1)
+		go worker(i, tasks, &wg)
+	}
+
+	// Send tasks to the task channel
+	for i := 1; i <= numTasks; i++ {
+		tasks <- Task{id: i}
+	}
+
+	// Close the task channel to signal no more tasks
+	close(tasks)
+
+	// Wait for all workers to finish
+	wg.Wait()
+	fmt.Println("All tasks processed")
+}