Модуль:Math/tonumber
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Documentation for this module may be created at Модуль:Math/tonumber/doc
--[[
This module convert strings to numbers.
]]
local p = {}
-- Get first integer number from string.
function p.integer( frame )
local s = frame.args[1]
s = string.gsub( s, '[^0-9]', ' ' )
s = mw.text.trim( s )
s = mw.text.split( s, ' ' )[1]
return tonumber(s)
end
-- Get first 4-digit integer number from string.
function p.year( frame )
local s = frame.args[1]
s = string.gsub( s, '[^0-9]', ' ' )
s = mw.text.trim( s )
s = mw.text.split( s, ' +' )
n = frame.args['default'] or nil
for k, v in pairs( s ) do
if string.match( v, '^[1-9]%d%d%d$' ) then
n = tonumber(v)
break
end
end
return n
end
return p