www.gusucode.com > bigdata 工具箱 matlab源码程序 > bigdata/@tall/ndims.m
function nd = ndims(t) %NDIMS Number of dimensions % Copyright 2016 The MathWorks, Inc. if ~isnan(t.Adaptor.NDims) nd = tall.createGathered(t.Adaptor.NDims, getExecutor(t)); else % Hm. We want to return only a scalar, we don't really need a reduction here, % but there's not really any other way to do this. nd = aggregatefun(@ndims, @(x) x(1), t); nd.Adaptor = matlab.bigdata.internal.adaptors.getScalarDoubleAdaptor(); end end