C++ stack top() Function
Example
Get the top element of a stack:
stack<string> cars;
cars.push("Volvo");
cars.push("BMW");
cars.push("Ford");
cars.push("Mazda");
cout << cars.top();Definition and Usage
The top() function returns the top element of a stack. This is the last element that was added.
You can also use it to change the top element, like cars.top() = "Tesla";.
The top function is defined in the <stack> header file.
Note: Do not call top() on an empty stack. Check with empty() first.
Syntax
stack.top();Parameter Values
None.
Technical Details
| Returns: | A reference to the top element of the stack. |
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Related Pages
Read more about stacks in our Stacks Tutorial.
