d*******8
发帖数: 321 | 1 请问如何改变 data set's column 位置. 比如name, id 换成id, name. 谢谢 |
s*****n
发帖数: 2174 | 2 你得说你用什么软件.
SAS, R 还是什么别的?
【在 d*******8 的大作中提到】
: 请问如何改变 data set's column 位置. 比如name, id 换成id, name. 谢谢
|
q**j
发帖数: 10612 | 3 of course sas le。
data x;
retain v1 v2;
set x;
run;
【在 s*****n 的大作中提到】
: 你得说你用什么软件.
: SAS, R 还是什么别的?
|
A*******r
发帖数: 194 | 4 I think it is not safe to use retain if your data has missing values.
You can use SQL. |
s*r
发帖数: 2757 | 5 missing value会被付0?
【在 A*******r 的大作中提到】
: I think it is not safe to use retain if your data has missing values.
: You can use SQL.
|
q**j
发帖数: 10612 | 6 good concern. as long as you do not do other stuff in this step, it is safe.
【在 A*******r 的大作中提到】
: I think it is not safe to use retain if your data has missing values.
: You can use SQL.
|
s*****n
发帖数: 2174 | |
S******y
发帖数: 1123 | 8 There is NO way to change seq. of columns in a existing SAS data set.
You can change the order when you creating a new SAS data set.
That is it. |
d*******1
发帖数: 854 | 9 smart point, hehe
【在 S******y 的大作中提到】
: There is NO way to change seq. of columns in a existing SAS data set.
: You can change the order when you creating a new SAS data set.
: That is it.
|
a********a
发帖数: 3176 | 10 I think you can try to create the new data by using 'length' statement at
the data step.
【在 d*******8 的大作中提到】
: 请问如何改变 data set's column 位置. 比如name, id 换成id, name. 谢谢
|
