1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
|
#include <iostream>
#include <string>
int main()
{
string
line;
getline(cin, line);
streammarker
mark(cin.rdbuf());
getline(cin, line);
streammarker
mark2(cin.rdbuf());
cout << "The beginning of the second line is at offset " <<
cin.tellg() + mark.delta() << '\n' <<
"The length of the 2nd line, using 2 streammarker objects: " <<
mark2.delta(mark) << '\n';
cout << cin.rdbuf()->seekmark(mark) << '\n';
getline(cin, line);
cout << "rereading: " << line << '\n';
}
/*
Using input:
one
two three
Generated output:
The beginning of the second line is at offset 4
The length of the 2nd line, using 2 streammarker objects: 10
0
rereading: two three
*/
|
