Re: Shorthand for appending to a table (was Re: 5.2 feature list?)

[PA <petite.abeille@...>]

On Sep 12, 2006, at 19:23, Jerome Vuarand wrote:

> Perf is not very good, but syntax is short. Above all it does not
> require any Lua syntax modification (only some semantics of your
> tables).

Talking of which:

local aTable = setmetatable( {}, { __add = function( aTable, aValue ) 
aTable[ #aTable + 1 ] = aValue return aTable end } )

_ = aTable + "one"
_ = aTable + "two"
_ = aTable + "three"

for anIndex, aValue in ipairs( aTable ) do
        print( anIndex, aValue )
end

> 1       one
> 2       two
> 3       three