Convert cell to double
问题 >> C = [{1} {2} ; {'@CF'} {2}] C = [ 1] [2] '@CF' [2] >> whos C Name Size Bytes Class Attributes C 2x2 478 cell How can I convert C into double so that: >> C C = 1 2 NaN 2 I've tried str2double(C) . It returns: NaN NaN NaN NaN 回答1: Find the non numeric values with isnumeric, queried by cellfun. Use that with logical indexing to extract the numeric values: C = [{1} {2} ; {'@CF'} {2}]; isnum = cellfun(@isnumeric,C); result = NaN(size(C)); result(isnum) = [C{isnum}]; 回答2: C = [{1} {2} ; {'@CF'}