function feval

??? Error using ==> feval
Attempt to execute SCRIPT untitled2 as a function.

Error in ==> C:\Documents and Settings\krishnendu\Desktop\Chared ICA Code\ImperialistCompetitveAlgorithm_GlobalOptimizationStrategy.m
On line 83  ==>     InitialCost = feval(ProblemParams.CostFuncName,InitialCountries,ProblemParams.CostFuncExtraParams);

im getting this error.

[Krishnendu Mukherjee]

for what purpose this function is used?

what is the syntex of the function?

is it supported for matlab7

[TAB]

>> doc feval

[Walter Roberson]

We need the context.

Answer 1

[Honglei Chen]

It looks like your untitled2 is a script, not a function, hence cannot be evaluated by feval. To define a function, you need to have, e.g.

function y = foo(x)

in your foo.m as the first line and then you can do

y = feval(@foo,x)

For details, see http://www.mathworks.com/help/techdoc/ref/function.html