data testb;
infile 'D:\TDDOWNLOAD\sasdata\testa.txt';
input name $ 1-6 weight1 8-11 weight2 13-16;
array wt(2) weight1 weight2;
array wgtdiff(1);
do i=1 to 2;
wgtdiff(i)=wt(i)-wt(i+1);
end;
报错:ERROR: 在行 153 列 34 处数组下标越界。
RULE: ----+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8----+----9----+----0
1 Alicia 69.6 68.9 17
name=Alicia weight1=69.6 weight2=68.9 wgtdiff1=0.7 i=2 _ERROR_=1 _N_=1
请高手指点下为什么?




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