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I want to use read.table to input many files, each for a different year. I would like to use the macro variable 't' to refer to the exact file that I would like to input the data using read.table. How could I do this? Thank you! for (t in 1970:2005) { edge <- read.table(file="edge_t.csv", header=T, sep=",") ## I will have many rows of code following the read.table line } -- View this message in context: http://www.nabble.com/How-to-use-macro-variable-in-a-text-string-tp24615030p24615030.html Sent from the R help mailing list archive at Nabble.com.