hxt-xpath-9.0.0: The XPath modules for HXT.Source codeContentsIndex
Text.XML.HXT.XPath.XPathArithmetic
Description
The module contains arithmetic calculations according the IEEE 754 standard for plus, minus, unary minus, multiplication, modulo and division.
Synopsis
xPathMulti :: Op -> XPathValue -> XPathFilter
xPathMod :: Op -> XPathValue -> XPathFilter
xPathDiv :: Op -> XPathValue -> XPathFilter
xPathAdd :: Op -> XPathValue -> XPathFilter
xPathUnary :: XPathFilter
Documentation
xPathMulti :: Op -> XPathValue -> XPathFilterSource
Multiplication
xPathMod :: Op -> XPathValue -> XPathFilterSource
Modulo
xPathDiv :: Op -> XPathValue -> XPathFilterSource
Division: the divison-operator is not according the IEEE 754 standard, it calculates the same as the % operator in Java and ECMAScript
xPathAdd :: Op -> XPathValue -> XPathFilterSource

Plus and minus

1.parameter op : plus or minus operation

xPathUnary :: XPathFilterSource
Unary minus: the value NaN is not calculatable and returned unchanged, all other values can be denied.
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