pb_add.m

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function pb_add(pb_htable)
% 向电话本中添加记录，姓名和电话号码
disp 'Type the name for the new entry, followed by Enter.'
disp 'Then, type the phone number(s), one per line.'
disp 'To complete the entry, type an extra Enter.'
name = input(':: ','s');
entry=[name '^'];
while 1
   line = input(':: ','s');
   if isempty(line)
      break;
   else
      entry=[entry line '^'];
   end;
end;

if strcmp(entry, '^')
   disp 'No name entered'
   return;
end;

pb_htable.put(pb_keyfilter(name),entry);
disp ' '
disp(sprintf('%s has been added to the phone book.', name));