foldr1 package:bytestring
foldr1 is a variant of 
foldr that has no starting value
argument, and thus must be applied to non-empty 
ByteStrings An
exception will be thrown in the case of an empty ByteString.
 foldr1 is a variant of 
foldr that has no starting value
argument, and thus must be applied to non-empty 
ByteStrings
 foldr1 is a variant of 
foldr that has no starting value
argument, and thus must be applied to non-empty 
ByteStrings
 foldr1 is a variant of 
foldr that has no starting value
argument, and thus must be applied to non-empty
ShortByteStrings An exception will be thrown in the case of an
empty ShortByteString.
 foldr1' is a variant of 
foldr1, but is strict in the
accumulator.
 A strict variant of foldr1
foldr1' is a variant of 
foldr1, but is strict in the
accumulator.