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- Subject: Re: C API - lua_next traversal of "array" table
- From: Dirk Laurie <dirk.laurie@...>
- Date: Wed, 17 Aug 2016 22:30:27 +0200
2016-08-17 19:41 GMT+02:00 ThePhD <jm3689@columbia.edu>:
> I have a small question regarding the Lua C API's "lua_next" function when
> used on a certain subset of objects: tables that are made like arrays, with
> sequential integer keys. Is the order of iteration guaranteed to go from '0'
> to 'N' in this case, or am I still subject to jumping around in some
> implementation-defined order of traversal?
Nothing is guaranteed, except that if you start from the initial value k=nil
then repeat k,v = next(tbl,k) until not k will visit every key.
