Module:ChangePerDay

-- -- -- Implements --

local p = {} local round = require( 'Module:Number' )._round

function p._change( args ) local lang = mw.language.getContentLanguage

local price = tonumber( args[1] ) or 1 local last = tonumber( args[2] ) or 1 local date = args[3] or 'January 1' local lastDate = args[4] or 'July 1'

local diff = lang:formatDate( 'U', date ) - lang:formatDate( 'U', lastDate ) local ret

diff = diff / 86400 -- diff / no. secs in a day

if diff < 1 then ret = price / last - 1 else ret = ( price / last - 1 ) / math.ceil( diff ) end

return round( ret, 3 )

end

return p