Syntax
#(tint.rrest,%s,%match) #(tint.rrest,%s,%match,%retain)
%s is a value to be searched backwards for %match. If %match is found in %s, then everything before %match in %s will be returned, otherwise, nothing will be returned. If %retain is specified, then the code or data attribute in %s will be carried into the result. Otherwise, the result is all data.
Examples
#(tint.rrest,abcdef,c) ab #(tint.rrest,abcabc,c) abcab #(tint.rrest,abcdef,g) #(tint.rrest,abcdef,d,y) abc