list max_size() function in C++ STL

The list::max_size() is a built-in function in C++ STL which returns the maximum number of elements a list container can hold.

Syntax:

list_name.max_size()

Parameters: This function does not accept any parameters.

Return Value: This function returns the maximum number of elements a list container can hold.

Below program illustrate the list::max_size() function in C++ STL:

// CPP program to illustrate the 
// list::max_size() function 
#include <bits/stdc++.h> 
using namespace std; 
  
int main() 
{ 
    // Creating a list 
    list<int> demoList; 
  
    // checking the max size of the list 
    cout << demoList.max_size(); 
  
    return 0; 
} 

Output:

768614336404564650

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