121.%MACRO | %IF |% SYSFUNC | %IF %THEN % DO | % PROC PRINT

%macro print_first10(dsname);

%if %sysfunc(exist(&dsname.)) %then %do;

proc print data=&dsname. (obs=10);

title "First 10 Observations of &dsname.";

run;

%end;

%else %do;

%put ERROR: Dataset &dsname. does not exist!;

%end;

%mend print_first10;

/* Example Usage */

%print_first10(sashelp.class);

output:

First 10 Observations of sashelp.class

Obs	Name	Sex	Age	Height	Weight
1		M	12	57.3	83.0
2		M	12	59.0	99.5
3		F	13	56.5	84.0
4		F	15	66.5	112.0
5	Alfred	M	14	69.0	112.5
6	Alice	F	13	56.5	84.0
7	Barbara	F	13	65.3	98.0
8	Carol		14	62.8	102.5
9	Carol	F	14	62.8	102.5
10	Henry	M	14	63.5	102.5

%print_first10(sashelp.cars);

output:

First 10 Observations of sashelp.cars

Obs	Make	Model	Type	Origin	DriveTrain	MSRP	Invoice	EngineSize	Cylinders	Horsepower	MPG_City	MPG_Highway	Weight	Wheelbase	Length
1	Acura	MDX	SUV	Asia	All	$36,945	$33,337	3.5	6	265	17	23	4451	106	189
2	Acura	RSX Type S 2dr	Sedan	Asia	Front	$23,820	$21,761	2.0	4	200	24	31	2778	101	172
3	Acura	TSX 4dr	Sedan	Asia	Front	$26,990	$24,647	2.4	4	200	22	29	3230	105	183
4	Acura	TL 4dr	Sedan	Asia	Front	$33,195	$30,299	3.2	6	270	20	28	3575	108	186
5	Acura	3.5 RL 4dr	Sedan	Asia	Front	$43,755	$39,014	3.5	6	225	18	24	3880	115	197
6	Acura	3.5 RL w/Navigation 4dr	Sedan	Asia	Front	$46,100	$41,100	3.5	6	225	18	24	3893	115	197
7	Acura	NSX coupe 2dr manual S	Sports	Asia	Rear	$89,765	$79,978	3.2	6	290	17	24	3153	100	174
8	Audi	A4 1.8T 4dr	Sedan	Europe	Front	$25,940	$23,508	1.8	4	170	22	31	3252	104	179
9	Audi	A41.8T convertible 2dr	Sedan	Europe	Front	$35,940	$32,506	1.8	4	170	23	30	3638	105	180
10	Audi	A4 3.0 4dr	Sedan	Europe	Front	$31,840	$28,846	3.0	6	220	20	28	3462	104	179

%print_first10(sashelp.clas);

log:

/* Example Usage */

39 %print_first10(sashelp.clas);

ERROR: Dataset sashelp.clas does not exist!

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