foldl1 package:text

O(n) A variant of foldl that has no starting value argument, and thus must be applied to a non-empty Text.
foldl1 is a variant of foldl that has no starting value argument, and thus must be applied to non-empty Streams. Properties
foldl1 f . stream = foldl1 f
O(n) A strict version of foldl1.
A strict version of foldl1. Properties
foldl1' f . stream = foldl1' f