upcase函数ifguideLthe
groupALelsegroupMZ使用i
dex函数注意if的用法如果guide以L开头
ifi
dexdescribeotherthe
otherevYeselseotherevNoru
procpri
tdata
ewarttour通过SAS函数定义变量函数ra
u
i生成服从均匀分布的随机数titleTouri
formatio
ru

datara
domdropidoi1to3Y1ra
u
i1298573062Y2ra
u
i447801538Y3ra
u
i631280outpute
dprocpri
tdatara
domtitle“Asi
glestreamacrossmultiplevariables”
3
fru
函数a
yupper给出一个字符串中开始位置后的第一个大写字母的位置
data_
ull_stri
gNext_
_12E3j0dou
tilj0ja
yupperstri
gj1ifj0the
put3“Thatsall”elsedocsubstrstri
gj1put3jce
de
dru
Cakedatadatacakei
putLastName112Age1314Prese
tScore1617TasteScore1920Flavor2332Layers34datali
esOrla
do279380Va
illa1Ramey328472Rum2Goldsto
466875Va
illa1Roe387973Va
illa2Larse
237784ChocolateDavis518691Spice3Strickla
d198279Chocolate1Nguye
577784Va
illaHilde
bra
d338183Chocolate1Byro
627287Va
illa2Sa
ders265679Chocolate1Jaeger436674Chocolate2Davis286975Va
illa1Co
rad698594Chocolate2Walters556772Spice2Rossburger287881Chocolate2Matthew428192Spice2Becker366283Chocolate1A
derso
278785Chocolate1Merritt627384Va
illa2PROCPRINTTITLE