proc contents data=raw.referral_tracking out=cont_out noprint;run; ...

The FIND function in SAS is used to locate the position of a substring within a string. It is more powerful and flexible than the INDEX function because it offers case sensitivity control, start ...

INDEX Function in #SAS The INDEX function in SAS is used to search for a substring within a character string. It returns the position of the first occurrence of the substring — and if not found, it ...

is a character string or a text expression. If argument might contain a special character or mnemonic operator, listed below, use %QSUBSTR. is an integer or an expression (text, logical, or arithmetic ...