Hi James,

use the input function:

all = input(put(grade,z2.)!!put(class,z2.)!!put(group,z2.),6.);

cheers,

Niels

James Yang <jamesy99@HOTMAIL.COM> wrote in message news:20000512144237.97540.qmail@hotmail.com... > I hava a sas dataset imported from Access. All three vars: Grade, class, and > group are numerical with both format and informt are best8.. Supposing > following is the value: > > Grade class group > 1 1 1 > 8 10 13 > 12 11 10 > > What I want to do is to get a new numerical var(ALL) by combining these > three variable and make it compariable. That is: > > Grade class group all > 1 1 1 010101 > 8 10 13 081013 > 12 11 10 121110 > > So I want to add leading 0 to these three vars to get the expected value of > ALL. After that, I can choose records by compare ALL. For example, I will > extract records where ALL>081010. Then 2 and 3 will be selected. > > So how to make this? I tried following: > grade1 = put(grade, z2.); > > But when I check, the grade1 is character but not numerical var. If any > expert can provide your valuable suggestion and advice, it would be greatly > appreciated. Thanks again. > > Regards, > James > > ________________________________________________________________________ > Get Your Private, Free E-mail from MSN Hotmail at http://www.hotmail.com