ios rdstate() function in C++ with Examples

The rdstate() method of ios class in C++ is used to read the internal state of this stream.

Syntax:

iostate rdstate() const;

Parameters: This method does not accept any parameter.



Return Value: This method returns the current internal state of this stream.

Example 1:

filter_none

edit
close

play_arrow

link
brightness_4
code

// C++ code to demonstrate
// the working of rdstate() function
  
#include <bits/stdc++.h>
using namespace std;
  
int main()
{
  
    // Stream
    stringstream ss;
  
    // Using rdstate() function
    cout << "stream rdstate: "
         << ss.rdstate() << endl;
  
    return 0;
}

chevron_right


Output:

stream rdstate: 0

Example 2:

filter_none

edit
close

play_arrow

link
brightness_4
code

// C++ code to demonstrate
// the working of rdstate() function
  
#include <bits/stdc++.h>
using namespace std;
  
int main()
{
  
    // Stream
    stringstream ss;
    ss.clear(ss.failbit);
  
    // Using rdstate() function
    cout << "stream rdstate: "
         << ss.rdstate() << endl;
  
    return 0;
}

chevron_right


Output:

stream rdstate: 4

Reference: hhttp://www.cplusplus.com/reference/ios/ios/rdstate/



My Personal Notes arrow_drop_up

Check out this Author's contributed articles.

If you like GeeksforGeeks and would like to contribute, you can also write an article using contribute.geeksforgeeks.org or mail your article to contribute@geeksforgeeks.org. See your article appearing on the GeeksforGeeks main page and help other Geeks.

Please Improve this article if you find anything incorrect by clicking on the "Improve Article" button below.




Article Tags :
Practice Tags :


Be the First to upvote.


Please write to us at contribute@geeksforgeeks.org to report any issue with the above content.