[…] A previous article discusses the MakeString function, which you can use to convert an IML character vector into a string. This can be very useful. When I originally wrote the MakeString function, I was disappointed that I could not vectorize the computation. Recently, I learned about the COMBL function in Base SAS, which enables me to rewrite the MakeString function in a vectorized manner. I will call the new function 'vec_to_str' so that it does not conflict with the name of the MakeString function. …