forward_list::max_size() in C++ STL
std::forward_list::max_size() is an inbuilt function in CPP STL which returns the maximum number of elements can be held by forward_list. This value depends on system or library implementation.
Syntax:
forwardlist_name.max_size ()
Parameters: The function does not accept any parameters.
Return value:The function returns the maximum numbers that can be stored into the forward_list.
Below program demonstrates the above function:
// C++ program to illustrate the// max_size() function#include <bits/stdc++.h>using namespace std; int main(){ // initialising the forward list forward_list<int> f; // print max number of values that // can be held by forward_list cout << "Max_size of the list is " << f.max_size() << endl; return 0;} |
Output:
Max_size of the list is 1152921504606846975
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