feval

Evaluates function.

Syntax

• feval(function_name; x1, ..., xn)
• feval(function_handle; x1, ..., xn)
• [r1, ..., rn] = feval(function_name, x1, ..., xn)
• [r1, ..., rn] = feval(function_handle, x1, ..., xn)

Input argument

• function_name - a string: function name.
• function_handle - a function handle.
• x1, ..., xn - input arguments of the function.

Output argument

• r1, ..., rn - output arguments returned by the function

Description

function calls the base function or built-in described by its name or function handle and input arguments.

Example

a = feval('cos', 0)
b = feval(str2func('cos'), 0)

See also

builtin, func2str.

History

Author

Allan CORNET