xml-basic-0.1.1: Basics for XML/HTML representation and processing Source code Contents Index

Text.XML.Basic.Utility

Synopsis

updateAppend :: (a -> Bool) -> a -> (a -> a) -> [a] -> [a] updateAppend' :: (a -> Bool) -> a -> (a -> a) -> [a] -> [a]

Documentation

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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