How to use logical operator '&' between two or more categorical arrays of a table to get particular rows?

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kiarash Dousti
kiarash Dousti 2016-3-29
评论： kiarash Dousti 2016-3-29
I have a table with some categorical columns,i want to use '&' operator between them to select particular rows of the table,how can i do this?
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kiarash Dousti
kiarash Dousti 2016-3-29
I found the way.That is something like this:
rows = t1.Var7 == 'Sales' & t1.Var15 == '>50K';
it returns a logical array with the size of table rows! 1 shows the above condition is satisfied and 0 not!! it is solved.

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