| MATLAB Function Reference | Search Help Desk |
| error | Examples See Also |
error('error_message')
error('error_message')
displays an error message and returns control to the keyboard. The error message contains the input string error_message.
The error command has no effect if error_message is a null string.
The error command provides an error return from M-files.
function foo(x,y)
if nargin ~= 2
error('Wrong number of input arguments')
end
The returned error message looks like:
» foo(pi) ??? Error using ==> foo Wrong number of input arguments
dbstop Set breakpoints in an M-file function
disp Display text or array
lasterr Last error message
warning Display warning message