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  1. exemplo <- c("Rua Pajé, 30, apto 44", "Av. Brasil,55, blocoB")
  2.  
  3. gsub("^([^,]+,[^,]+),.*$", "\\1", exemplo)
Success #stdin #stdout 0.18s 183680KB
stdin
Standard input is empty
stdout
[1] "Rua Pajé, 30"  "Av. Brasil,55"