The Road to Mathematics-sas (18)

Data _null_;
x=15.63;
y=15.13;


Xx=ceil (x);
Yy=ceil (y);
Put xx= yy=;


Xx=floor (x);
Yy=floor (y);
Put xx= yy=;


Xx=int (x);
Yy=int (y);
Put xx= yy=;


Xx=round (x,0.1);
Yy=round (y,0.1);
Put xx= yy=;


Z=trunc (1/3,3); * Storage by 3 bytes;
Put z=;

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Z=trunc (1/3,6); * Storage by 6 bytes;
Put z=;


Run
Output: xx=16 yy=16
Xx=15 yy=15
Xx=15 yy=15
xx=15.6 yy=15.1
z=0.3333129883
z=0.3333333333

The Road to Mathematics-sas (18)