Just wondering what it means the "dot" in the code below
data %>% .[. %in% rownames(data2)]
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It is a placeholder for the data that has been passed from the left hand side of the pipe. – user438383 Dec 21 '21 at 14:42
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basically data is a character vector and data2 is a matrix(data frame), so I want to match what is in data to the rownames of data2. – adR Dec 21 '21 at 14:45