I would like to populate the last record of a variable as a new variable Input Sno Closing Price 1 10 2 10.5 3 10.2 4 10.4 5 10.6 Output: Sno Closing Price New_Closing Price 1 10 10.6 2 10.5 10.6 3 10.2 10.6 4 10.4 10.6 5 10.6 10.6 I would like to obtain this output using both a datastep as well as a proc sql if possible. Thank you much in advance.
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