local p = {} --p stands for package
local getArgs = require('Module:Arguments').getArgs
function p._CSS_unit(args)
return string.sub(string.gsub(args[1] or args.source or "", "^[%d.]+", ""), 1, -1)
end
function p.CSS_unit(frame)
return p._CSS_unit(getArgs(frame))
end
return p