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Editorial Team
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Asked: 2026-06-05T05:42:12+00:00

My data is stored in a text file that looks like this: 1, {

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My data is stored in a text file that looks like this:

1, { {0, 1}, {1, 0}, {2, 6} }

2, { {0, 3}, {2, 2}, {0, 1} }
...

The first element is an integer, and the second is a 2-dimensional array. Is there a function that reads this into R?

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1 Answer

  1. Editorial Team
     data.frame( lapply( read.csv(text=
"1, { {0, 1}, {1, 0}, {2, 6} } # will read the line as mostly character columns 
 2, { {0, 3}, {2, 2}, {0, 1} } # with '{' and '}' just as non-syntactic characters
", header=FALSE              ), 
     function(x) as.numeric( gsub("[^[:digit:]]", "", x) ) 
           )        )
#----------------------
  V1 V2 V3 V4 V5 V6 V7
1  1  0  1  1  0  2  6
2  2  0  3  2  2  0  1
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