Int Array Insertion Sort in C++

Insertion Sort C++

void insertionSort(int arr[], int size)
{
	int temp,j;
	for (int i = 1; i < size; i++)
	{
		j = i;
		while (arr[j] < arr[j - 1])
		{
			temp = arr[j];
			arr[j] = arr[j - 1];
			arr[j - 1] = temp;
			j--;
		}
	}
}