How to check if a Stack<T> is empty

c# stack is-empty
BobsunShirov picture BobsunShirov · Sep 9, 2014 · Viewed 44.1k times · Source

Is there some other way, except Stack<T>.Count() == 0, to check if a Stack<T> is empty?

Coming from C++/Java background where "stack" classes generally have some sort of dedicated "is empty" method like Java - Stack.empty.

Answer

recursive picture recursive · Sep 9, 2014

Instead of using .Count() == 0, just use .Count == 0. This is using the stack's property rather than the linq extension method.

Related questions

Memory allocation: Stack vs Heap?

I am getting confused with memory allocation basics between Stack vs Heap. As per the standard definition (things which everybody says), all Value Types will get allocated onto a Stack and Reference Types will go into the Heap. Now consider …

Read More
Arrays, heap and stack and value types

int[] myIntegers; myIntegers = new int[100]; In the above code, is new int[100] generating the array on the heap? From what I've read on CLR via c#, the answer is yes. But what I can't understand, is what happens to the …

Read More
How to remove a stack item which is not on the top of the stack in C#

Unfortunately an item can only be removed from the stack by "pop". The stack has no "remove" method or something similar, but I have a stack (yes I need a stack!) from which I need to remove some elements between. …

Read More