1.

what is the difference between

Answer»

The tranwrd function helps in the replacement of a string in a char variable. We can reverse the text/values in SAS using tranward function. It has many functions LIKE reversing, REPLACING ETC. 

For example –

Converting the multiple occurence of a string; data x; input name$; datalines; highhigh high cc ; run; data a; set x; name=tranwrd(name,'high','hi'); run; proc PRINT data=a; run;

output – 

Obs name 1 hihi 2 hi 3 cc


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