Accessing a Vector Through an Iterator : Vector « Data Structure « C++

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Accessing a Vector Through an Iterator


#include <iostream>
#include <vector>
#include <cctype>
using namespace std;
int main()
{
  vector<char> vectorObject(10)
  vector<char>::iterator p;      // create an iterator
  int i;


  p = vectorObject.begin();
  i = 0;
  while(p != vectorObject.end()) {
    *p = i + 'a';
    p++;
    i++;
  }

  cout << "Original contents:\n";
  p = vectorObject.begin();
  while(p != vectorObject.end()) {
    cout << *p << " ";
    p++;
  }
  cout << "\n\n";
  // change contents of vector
  p = vectorObject.begin();
  while(p != vectorObject.end()) {
    *p = toupper(*p);
    p++;
  }
  // display contents of vector
  cout << "Modified Contents:\n";
  p = vectorObject.begin();
  while(p != vectorObject.end()) {
    cout << *p << " ";
    p++;
  }
  cout << endl;
  return 0;
}


           
       
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8.Demonstrate insert and erase.Demonstrate insert and erase.
9.Store a class object in a vector. Store a class object in a vector.
10.Demonstrate allocator's max_size() fucntion in vectorDemonstrate allocator's max_size() fucntion in vector
11.Demonstrate count() in vectorDemonstrate count() in vector
12.Demonstrate count_if().Demonstrate count_if().
13.Demonstrate reverse in vectorDemonstrate reverse in vector
14.Demonstrate insert_iterator in vectorDemonstrate insert_iterator in vector
15.Demonstrate adjacent_difference() in vectorDemonstrate adjacent_difference() in vector
16.Demonstrate inner_product() in vectorDemonstrate inner_product() in vector
17.Demonstrate partial_sum() in Vector
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19.Vector Init Array
20.Use istream_iterator with the copy algorithm
21.Demonstrate remove_copy and replace_copy.
22.Vector: Insert Erase Sort
23.Demonstrate accumulate() in vector
24.end() in vector
25.Use pop_back() and empty().
26.Access the elements of a vector through an iterator.
27.The basic operation of a vector: size, push_back,
28.Use istream_iterator to read various data types
29.Create permutations based on vector
30.Work with heaps: make_heap from vector
31.Demonstrating the four ways that vectors can be created.
32.Vector Capacity vs size
33. Using clear()
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