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
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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?
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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.
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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.
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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.
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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
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