程序：

data a1; input x y@@; cards;
111 100 222 100 333 100 333 25 222 25 111 25
;
proc sort; by x; run;
proc print; run;

LOG窗口：

1 data a1; input x y@@; cards;

NOTE: SAS went to a new line when INPUT statement reached past the end of a line.
NOTE: The data set WORK.A1 has 6 observations and 2 variables.
NOTE: DATA statement used (Total process time):
real time 0.23 seconds
cpu time 0.03 seconds

3 ;
4 proc sort; by x; run;

ERROR: Object creation failure.
NOTE: The SAS System stopped processing this step because of errors.
NOTE: PROCEDURE SORT used (Total process time):
real time 0.20 seconds
cpu time 0.01 seconds

5 proc print; run;

NOTE: There were 6 observations read from the data set WORK.A1.
NOTE: PROCEDURE PRINT used (Total process time):
real time 0.12 seconds
cpu time 0.00 seconds

OUTPUT窗口：
The SAS System 19:24 Tuesday, November 4, 2003 1

Obs x y

1 111 100
2 222 100
3 333 100
4 333 25
5 222 25
6 111 25

[此贴子已经被作者于2007-11-4 20:22:16编辑过]