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2013/7/7 Luis Carvalho <>:
>> = isinteger("x")
>> What does this return? I don't have 5.3 handy at the moment.
> true, which is wrong; sorry for the noise and thanks for the heads-up! Better
> version:
> isinteger = function(x)
>   return type(x) == "number" and not math.isfloat(x)
> end

Since this is very short, I don't see any objections about integrating
into the Lua core instead of writing it each time :-). Also there is
math.isfloat() why not math.isinteger?

Much cleaner, much convenient


Demelier David