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- Subject: Re: how to get the field names for a table
- From: Jean-Claude Wippler <jcw@...>
- Date: Tue, 6 Mar 2001 16:22:44 -0800
Honglei Tu <firstname.lastname@example.org> wrote:
>If I have a Lua table which is
>color["red" = 1 "green" =5 "blue" =6].
>I wonder how to get the field names and put them
>in a set. I want to get ["red" "green" "blue"].
>I will write a Lua function to get them.
>But is there any way to do that ?
There are no sets in Lua, is the following what you want?
for k,v in color do tinsert(s,k) end