C++ Usage and examples of vector max_size()

C++ Vector (Container)

This function is used to return the maximum number of elements that the vector (vector) can accommodate.

Syntax

Vector (vector) 'v' and maximum size 'm'. Syntax is:

int m = v.max_size();

Parameters

It does not contain any parameters.

Return Value

It returns the maximum number of elements that the vector (vector) can contain.

Example1

Let's see a simple example.

Example

#include<iostream>　　
#include<vector>　　
using namespace std;　　
int main()　　
{　　
vector<int> v{1,2,3,4,5};　　
std::cout << v.max_size() << std::endl;　　
return 0;　　
}

Output Result:

1073741823

C++ Vector (Container)