/*extract last 3 char values in a string*/

ex1:

data ram;
set sashelp.class;
string=substr(name,length(name)-2);
run;

ex2:

data have;  input number $;  var = substr(number,length(number)-2);cards;123456789012345698765432188888889999999994242424;run;

ex3:

data have;

input char $char20.;

cards;

1234567890

   123456

987654321

8888888

999999999

4242424

run;

data want;

set have;

length char_new $5;

char_new=left(reverse(char));

char_new=reverse(char_new);

run;

proc print data=want; run;