Module:Sandbox: Difference between revisions

Latest revision as of 01:33, 23 September 2024

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This page is not an actual Scribunto module. It exists to provide editors a place to create experimental modules.

To keep things tidy, please use the following format to name your experimental modules:

Module:Sandbox/Your username/Module name

Experimental modules may be deleted by admins upon request or after a long period of inactivity.

For a list of the experimental modules under Module:Sandbox, see Special:PrefixIndex/Module:Sandbox/.

The above documentation is transcluded from Module:Sandbox/doc.
Editors can experiment in this module's sandbox and testcases pages.
Subpages of this module.

-- This is not an actual module. Do not add code.

@@ Line 1: / Line 1: @@
-local p = {}
+-- This is not an actual module. Do not add code.
-local getArgs
-function p.main(frame)
-	if not getArgs then
-		getArgs = require('Module:Arguments').getArgs
-	end
-	local args = getArgs(frame)
-	return p._main(args[1], args[2])
-end
-function p._main(n, d)
-	local num = tonumber(n)
-	if not num then
-		error('Unable to convert "' .. tostring(n) .. '" to a number')
-	end
-	local decimals = tonumber(d)
-	if not decimals then
-		error('Unable to convert "' .. tostring(d) .. '" to a number')
-	end
-	local maxDecimals = 14 - math.floor(math.log10(num)) -- to allow a maximum of 15 significant figures, which is the highest guaranteed correct with doubles
-	if decimals > maxDecimals then decimals = maxDecimals end
-	local mult = 10^decimals
-	num = math.floor(num * mult + 0.5) / mult
-	if decimals < 0 then
-		return tostring(num)
-	else
-		return string.format('%.' .. decimals .. 'f', num)
-	end
-end
-return p