A*********u
发帖数: 8976 | 1 ☆─────────────────────────────────────☆
liuyali (dilly) 于 (Tue Jan 29 19:34:08 2008) 提到:
I have 99 character variables, some variables' values are numbers, some are
the combination of letters and numbers. I want to subset those variables
that only have numeric values.
Anybody could help solve this question by writting a simple program?
thanks!
☆─────────────────────────────────────☆
statcompute (statcompute) 于 (Tue Jan 29 20:25:07 2008) 提到:
data wanted; set have; keep _numeric_; run;
☆ |
|
