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VISHNU239
Obsidian | Level 7

Hi, I have two macro variables &a and &b. I have to sum these two macro variables and assign it to other macro variable name &c. How do I do that? Please help me.

1 ACCEPTED SOLUTION

Accepted Solutions
novinosrin
Tourmaline | Level 20
%let a=1.4;
%let b=1.6;

%let c=%sysevalf(&a+&b);

%put  &=c;

View solution in original post

8 REPLIES 8
LinusH
Tourmaline | Level 20
Take a look at %eval.
Data never sleeps
PaigeMiller
Diamond | Level 26

%eval works only on integers. If &b has a value of 7.5, you get an error. In that case, you could use %sysevalf

 

but you'd still be better off doing anything more advanced than integer arithmetic in a data step

--
Paige Miller
VISHNU239
Obsidian | Level 7

a and b will have decimal values too. can you help me  the statement for that part too?

Reeza
Super User

He did, %SYSEVALF. 

PaigeMiller
Diamond | Level 26

@VISHNU239 wrote:

a and b will have decimal values too. can you help me  the statement for that part too?


Do the math in a data step

--
Paige Miller
novinosrin
Tourmaline | Level 20
%let a=1.4;
%let b=1.6;

%let c=%sysevalf(&a+&b);

%put  &=c;
VISHNU239
Obsidian | Level 7

Thanks guys. it worked.

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