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/*1.proc语句:将要运行的SAS过程*/data a; set sashelp.class; proc print; /*先排序才能分组打印*/proc sort data=a; by sex; proc print data=a; /*对哪些变量生效*/ var name age heigh 阅读全文
摘要:
data a;set sashelp.class;proc print; data test1;x=-314;abs_x=abs(x);mod_x=mod(31,4);max_x=max(-314,-87,0,1127);proc print; data date;x=date();y=today( 阅读全文
摘要:
data a; set sashelp.class; proc print; /*////////////////////////////////////////////////////////*/data a; input x @@; if 1<=x<=5 then goto ok; put x; 阅读全文
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data a;set sashelp.class;proc print; data a1;Array simple{3};/*simple1 simple2 simple3*/proc print; data a1;Array simple{3} red green yellow;proc prin 阅读全文
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data a;set sashelp.class;keep name sex age;rename name=nam;proc print; data b;set sashelp.class;retain max_age 0;if age>max_age then max_age=age;proc 阅读全文
摘要:
data a;set sashelp.class;proc print; data scores; infile cards truncover; input name $1-10 sex $11 age 12-13; cards;Justine F12Bob M13;run; data;/*inp 阅读全文