I want to extract a specific part of a character string in R using the substr() function. Suppose if the string is like this ->
Then I want to extract the string from the third character till the last. I have to do this for a whole column. The column has same type of strings except that the part after #@ can contain any number of characters. So how to extract from third position till the end in such a string. If not substr() which other function can help?