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Module:StripToNumbers
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local p = {} function p.main(frame) local theString = mw.text.unstrip(frame.args[1]) local onlyNumber onlyNumber = (string.match(theString, "%-?[%d%.]+")) checkedNumber = tonumber(onlyNumber) if checkedNumber == nil then error(" Input did not contain valid numeric data") else return checkedNumber end end function p.halve(frame) local checkedNumber = (p.main(frame)) local halvedNumber halvedNumber = (checkedNumber / 2) return halvedNumber end function p.mainnull(frame) local theString = mw.text.unstrip(frame.args[1]) local onlyNumber onlyNumber = (string.match(theString, "%-?[%d%.]+")) checkedNumber = tonumber(onlyNumber) if checkedNumber == nil then return nil else return checkedNumber end end return p
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