How to read data when some numbers contain commas as thousand separator?

Question

I have a csv file where some of the numerical values are expressed as strings with commas as thousand separator, e.g. \"1,513\" instead of 1513. Wh

Answer 1

If number is separated by "." and decimals by "," (1.200.000,00) in calling gsub you must set fixed=TRUE as.numeric(gsub(".","",y,fixed=TRUE))