Re: table.getn in Lua 5.0.2/3

[David Given <dg@...>]

Stefan Brantschen wrote:
[...]
> All true. But as long as you know what you're doing, arrays with holes
> can be handled just well (cf. also PIL II, p16).

...which refers to Lua 5.1, not 5.0. I'm aware that 5.1 has extra
functionality to assist with this.

> For example, a table
> representing breakpoints in a file in a debugger, like
> 
> breakpoints = {some_file_name = {2 = true, 25 = true}, other_file = ..}
> 
> is just handy.

True; but such a table is not an array, and therefore you can't
manipulate it like one (using table.insert, table.remove, table.getn,
etc.) It's just a dictionary with numeric keys.

-- 
+- David Given --McQ-+ "You cannot truly appreciate _Atlas Shrugged_
|  dg@cowlark.com    | until you have read it in the original Klingon."
| (dg@tao-group.com) | --- Sea Wasp on r.a.sf.w
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