xml-basic-0.1.1.3: Basics for XML/HTML representation and processing
updateAppend :: (a -> Bool) -> a -> (a -> a) -> [a] -> [a]Source
Needs break from utility-ht in order to be as lazy as updateAppend'.
updateAppend' :: (a -> Bool) -> a -> (a -> a) -> [a] -> [a]Source
Apply f to the first element, where p holds.
If no such element exists, append the default value deflt to the list.
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