% DATE = WFDB_strdat(STR);
%
% Convert STR into a Julian date. If STR is improperly formatted, WFDB_strdat
% returns zero. Note that dates such as '15/3/89' refer to the first century
% A.D. not the twentieth or twenty-first.
%
% STR: String containing the date, in DD/MM/YYYY format
% DATE: Resulting Julian date.
%
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