data _null_;
val = 12345.789;
/* 1234567890 */
put val z. ; /* * */
put val z3. ; /* 1E4 */
put val z3.1 ; /* 1E4 */
put val z6.1 ; /* 012346 */
put val z6.3 ; /* 012346 */
put val z7.1 ; /* 12345.8 */
put val z7.2 ; /* 12345.8 */
put val z10.2 ; /* 0012345.79 */
put val z10.3 ; /* 012345.789 */
put val z10.4 ; /* 12345.7890 */
run;