Re: [R] searching for specific row in matrix

From: Esmail Bonakdarian <>
Date: Wed, 11 Jun 2008 09:51:46 -0400

>> # determine which data matches
>> matches <- t(pop) == target # 't' due to matching in column order
>> # colSums equal to COLS will indicate matches
>> which(colSums(matches) == COLS)

Neat! .. somewhat similar to the solution I came up with in the meantime, only yours works :-)

Thanks Jim.

Esmail mailing list PLEASE do read the posting guide and provide commented, minimal, self-contained, reproducible code. Received on Wed 11 Jun 2008 - 15:38:39 GMT

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