Someone gave me code a while back with put (_all_) in it. I went to search for another use for it but can't find the documentation.    data _null_; file "k:\Report_&ryr._Q&qtr._v&rundt..txt" dsd dlm=','; set out4; put ( _all_ ) (~); run;   I now know the (~) puts quote marks around all [character?] fields. I found definitions tin Communities about (+0), but I want to know more.   Help is appreciated. ... View more