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SAS data步循环机制--set 于循环语句中

2019-10-11  本文已影响0人  lixin_ggao

理解SET 循环机制 --对应123 题 -base Q87 :

原题:(set 至于do 循环中)

The SAS data set BANKS is listed below:
BANKS
name rate
FirstCapital0.0718
DirectBank0.0721
VirtualDirect0.0728
The following SAS program is submitted:
data newbank;
do year = 1 to 3;
set banks;
capital + 5000;
end;
run;

考虑以下变形:

test_db.test1.png

data aa;
do year = 1 to 3;
set test_db.test1;
capital + 5000;
put @5"inloop:" _all_;
end;
put @1"data: outloop"_all_;
run;

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