How to convert character of percentage into numeric in R

Question

I run into a problem when converting character of percentage to numeric. E.g. I want to convert \"10%\" into 10%, but

as.numeric(\"10%\")

r

Answer 1

I wanted to convert an entire column and combined the above answers.

pct_to_number<- function(x){
  x_replace_pct<-sub("%", "", x)
  x_as_numeric<-as.numeric(x_replace_pct)
  }
df[['ColumnName']] = pct_to_number(df[['ColumnName']])