corner detection on chessboard

 I = checkerboard(100,2,2);
 C = corner(I);
 ??? Undefined function or method 'corner' for input arguments of type 'double'.

Is this error is due to version problem.?

I am currently using MATLAB R2008b.

No corner function is shown in help menu..

Answer 1

[Walter Roberson]

http://www.mathworks.co.uk/matlabcentral/answers/58100-how-to-detect-corner-in-rectangle

[Lalit Patil]

First i am generating chessboard.. on this chessboard i want to detect all corners..

on this page http://www.mathworks.in/help/images/ref/corner.html chessboard is given and corners are detected in red colour.. Same as i want to detect..

[Walter Roberson]

Please refer to the Answer noted above. (Which I have just updated.)

[Lalit Patil]

Ok.. Thank you.. I have to develope my algorithm..