Hi. How can I make the following if/else work ?
cell = {[],[],[]};
cell1 = {rand(1452,2),[],[]};
A = cell{1,1};
B = cell1{1,1};
if A = []
B(:,2)=[];
else
....
end

 采纳的回答

Perhaps this —
cell = {[],[],[]};
cell1 = {rand(1452,2),[],[]};
A = cell{1,1};
B = cell1{1,1};
if isempty(A)
B(:,2)=[];
else
% What do you want to do here?
end
B
B = 1452×1
0.4969 0.7029 0.9556 0.4312 0.7830 0.4565 0.6727 0.7772 0.8387 0.8329
.

1 个评论

Note that matlab uses == for comparisons.
Exception: if you use a comparison in a symbolic expression, especially a piecewise expression, then the visual representation when you display it might use = instead of == . The visual representation of symbolic expressions is not always valid input to matlab or to the internal symbolic engine either.

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