WoW:USERAPI round

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Revision as of 00:33, 17 January 2010 by WoWWiki>Sippeangelo (Wow, the old one was overly complicated.)
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This page documents a user-defined function that you can copy and paste into your addon. Replace PREFIX with your addon or lib prefix to avoid conflicts between different versions of these functions.

User defined functions


Round a number off to n places.

number = round(number, decimals)

Function Parameters

Arguments

number
Number. The number to round.
decimals
Number. Round to this many places.

Returns

number
Number. The rounded number.

Example

local number = round(math.pi, 2)
print(number) -- prints 3.14

Code

function round(number, decimals)
	return number - (number % (0.1 ^ decimals))
end