www.gusucode.com > datastoreio工具箱 matlab源码程序 > datastoreio/+matlab/+io/+datastore/+internal/+validators/validateCustomReadFcn.m
function validateCustomReadFcn(readFcn, fromConstructor, datastoreName) if isa(readFcn, 'function_handle') && nargin(readFcn) ~= 0 return; end if fromConstructor error(message('MATLAB:datastoreio:customreaddatastore:invalidReadFcnFromXtor', datastoreName)); else error(message('MATLAB:datastoreio:customreaddatastore:invalidReadFcn')); end end