C#

Queue<string> myQueue = new Queue<string>();

// Enqueue an item.
myQueue.Enqueue("My Data To be transmitted");

// Check if there is any data in my queue.
if(myQueue.Count > 0)
{
   // There is data in the queue.
}

// Find the first item in the queue while leaving it in the queue.
string firstItem = myQueue.Peek();

// Find the first item in the queue while removing it from the queue.
string firstItemNowRemoved = myQueue.Dequeue();