Module:Math: Difference between revisions
add max and min
m>Dragons flight No edit summary |
m>Dragons flight (add max and min) |
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local z = {} | local z = {} | ||
-- Generate random number | |||
function z.random( frame ) | function z.random( frame ) | ||
first = tonumber(frame.args[1]) -- if it doesn't exist it's NaN, if not a number it's nil | first = tonumber(frame.args[1]) -- if it doesn't exist it's NaN, if not a number it's nil | ||
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end | end | ||
-- Finds maximum argument | |||
function z.max( frame ) | |||
if frame.args[1] == nil then | |||
return '' | |||
end | |||
local max_value = tonumber( frame.args[1] ) | |||
local i = 2; | |||
while frame.args[i] ~= nil do | |||
local val = tonumber( frame.args[i] ); | |||
if val ~= nil then | |||
if val > max_value then | |||
max_value = val; | |||
end | |||
end | |||
i = i + 1; | |||
end | |||
return max_value | |||
end | |||
-- Finds minimum argument | |||
function z.min( frame ) | |||
if frame.args[1] == nil then | |||
return '' | |||
end | |||
local min_value = tonumber( frame.args[1] ) | |||
local i = 2; | |||
while frame.args[i] ~= nil do | |||
local val = tonumber( frame.args[i] ); | |||
if val ~= nil then | |||
if val < min_value then | |||
min_value = val; | |||
end | |||
end | |||
i = i + 1; | |||
end | |||
return min_value | |||
end | |||
return z | return z | ||