Mega Code Archive
Change contents of vector through an iterator
<![CDATA[
#include <iostream>
#include <vector>
#include <cctype>
using namespace std;
int main()
{
vector<char> v(10); // create a vector of length 10
vector<char>::iterator p; // create an iterator
int i;
// assign elements in vector a value
p = v.begin();
i = 0;
while(p != v.end()) {
*p = i + 'a';
p++;
i++;
}
// display contents of vector
cout << "Original contents:\n";
p = v.begin();
while(p != v.end()) {
cout << *p << " ";
p++;
}
cout << "\n\n";
// change contents of vector
p = v.begin();
while(p != v.end()) {
*p = toupper(*p);
p++;
}
// display contents of vector
cout << "Original contents:\n";
p = v.begin();
while(p != v.end()) {
cout << *p << " ";
p++;
}
cout << "\n\n";
return 0;
}
Original contents:
a b c d e f g h i j
Original contents:
A B C D E F G H I J
]]>