How to get a subtable out of a large table on conditions

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JFz
JFz 2015년 7월 9일
댓글: JFz 2015년 7월 9일
I have a Matlab table A. I want to extract some rows from the table by certain key words and put the result into another table. The old table has 6 columns, I want to extract the first column to have value 'ATL', and the 3rd column to have value '7/7/2015'. How to do that?
tmpTbl = my_prices('ATL',:,'7/7/2015', :,:, :)
But it keeps saying error. I am totally confused here.
Thanks!

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Mohammad Abouali
Mohammad Abouali 2015년 7월 9일
mask=strcmpi(myTable.firstColumn(:),'ATL') & ...
strcmpi(myTable.thirdColumn(:),'7/7/2015');
newTable=myTable(mask,:);
of course change the 'firstColumn', 'thirdColumn', to their appropriate name (also goes for myTable and newTable).
  댓글 수: 2
JFz
JFz 2015년 7월 9일
Hi, Mohammad, Thank you so much! I tested the first part: mask=strcmpi(myTable.firstColumn(:),'ATL') It works. But when I include the 2nd part, it failed. I guess I didn't type it right. Besides, I don't understand the '&...'. Is there a link in mathworks that explain it? Thanks. Jen
JFz
JFz 2015년 7월 9일
This line: mask=strcmpi(myTable.firstColumn(:),'ATL') & ... strcmpi(myTable.thirdColumn(:),'7/7/2015');
| Error: Expression or statement is incomplete or incorrect.

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