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Module:Number: Difference between revisions
m
Add functions from Module:Shared
m (Add functions for numeric parsing with suffixes (k, m, b, etc)) |
m (Add functions from Module:Shared) |
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| Line 65: | Line 65: | ||
return tostring(number) | return tostring(number) | ||
end | |||
-- Converts a string to a numeric value, or the default value if the | |||
-- string isn't a number. | |||
function p.toNumberOrDefault(str, def) | |||
local num = tonumber(str) | |||
if num then | |||
return num | |||
else | |||
return def | |||
end | |||
end | |||
-- Attempts to convert a string to a numeric value. | |||
-- Throws an error if the value isn't a number. | |||
function p.toNumberOrError(str, errorMsg) | |||
local num = tonumber(str) | |||
local msg = errorMsg | |||
if msg == nil then | |||
msg = "NaN" | |||
end | |||
if num then | |||
return num | |||
else | |||
error(msg) | |||
end | |||
end | end | ||
return p | return p | ||