Hey Guys, this question was probably already asked before but I am not only new to SAS, but also new to this forum, so please bear with me. I have a dataset where I wanted to sort a character variable with length 18, although it is a character variable it only contains numbers (IDs). If I try to sort this variable, I get an error because in at least one observation there are letters mixed into the ID. How do I find out how many observations contain letters, I think I have to use the anyalpha command, but not quite sure how to apply it. Thanks in advance!
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