Problem 988. Convert a substructure reference string into a valid definition structure for subsref and subsasgn

Solution 170010

Submitted on 28 Nov 2012 by Tom Holz

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Test	Status	Code Input and Output
1	Pass	%% nocheat = isempty(regexp(evalc('type subsdef'),'(eval\|regexprep\|inline\|str2func)')); y_correct = 1i; b(12) = y_correct; defstr = '(12)'; assert(isequal(subsref(b,subsdef(defstr)),y_correct) && nocheat)
2	Pass	%% nocheat = isempty(regexp(evalc('type subsdef'),'(eval\|regexprep\|inline\|str2func)')); y_correct = -4i; c{1,2,3,4,5}.field_b = y_correct; defstr = '{1,2,3,4,5}.field_b'; assert(isequal(subsref(c,subsdef(defstr)),y_correct) && nocheat)
3	Pass	%% nocheat = isempty(regexp(evalc('type subsdef'),'(eval\|regexprep\|inline\|str2func)')); y_correct = 3i; a(12).field_b{1,3}{2}((3),1).c = y_correct; defstr = '(12).field_b{1,3}{2}((3),1).c'; assert(isequal(subsref(a,subsdef(defstr)),y_correct) && nocheat)
4	Pass	%% nocheat = isempty(regexp(evalc('type subsdef'),'(eval\|regexprep\|inline\|str2func)')); y_correct = repmat(2i,3,1); d{2}.a(1:3,:) = y_correct; defstr = '{2}.a(1:3,:)'; assert(isequal(subsref(d,subsdef(defstr)),y_correct) && nocheat)