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feat: adding mcf_length to mp_getmaxvarlengths

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BREAKING CHANGE: mp_getmaxvarlengths now returns 0 for non-special missings, and will use numeric length (as opposed to cast-to-character length) by default
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munja
2022-01-23 23:26:10 +01:00
parent f7fac50108
commit 142b46570d
7 changed files with 196 additions and 53 deletions
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9
fcmp/mcf_length.sas
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@@ -39,6 +39,9 @@
@param [out] pkg= (utils) The output package in which to create the function.
Uses a 3 part format: libref.catalog.package
<h4> SAS Macros </h4>
@li mf_existfunction.sas
<h4> Related Macros </h4>
@li mcf_length.test.sas
@@ -51,13 +54,15 @@
,pkg=UTILS
)/*/STORE SOURCE*/;
%if %mf_existfunction(mcf_length)=1 %then %return;
%if &wrap=YES %then %do;
proc fcmp outlib=&lib..&cat..&pkg;
%end;
function mcf_length(var);
if missing(var) then len=0;
else if trunc(var,3)=var then len=3;
if var=. then len=0;
else if missing(var) or trunc(var,3)=var then len=3;
else if trunc(var,4)=var then len=4;
else if trunc(var,5)=var then len=5;
else if trunc(var,6)=var then len=6;