You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

11 lines
289 B
Lua

local Observable = require "rx.observable"
--- Returns an Observable that produces a single value representing the sum of the values produced
-- by the original.
-- @returns {Observable}
function Observable:sum()
return self:reduce(function(x, y)
return x + y
end, 0)
end