Example: Check if a Queue is empty

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public static int main () {
	Queue<string> queue = new Queue<string> ();
	// Output: ``true``
	print ("%s\n", queue.is_empty ().to_string ());
	queue.push_tail ("1");
	// Output: ``false``
	print ("%s\n", queue.is_empty ().to_string ());
	queue.push_tail ("2");
	// Output: ``false``
	print ("%s\n", queue.is_empty ().to_string ());


	// Output: ``false``
	queue.pop_tail ();
	print ("%s\n", queue.is_empty ().to_string ());
	// Output: ``true``
	queue.pop_tail ();
	print ("%s\n", queue.is_empty ().to_string ());

	return 0;
}

 valac --pkg glib-2.0 GLib.Queue.is_empty.vala

See:

• GLib.Queue.is_empty

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