[asterisk-users] Can someone give a plain english explanation of the HASH function?

[Tilghman Lesher]

On Saturday 13 September 2008 21:14:24 Alex Balashov wrote:
> On Sat, September 13, 2008 10:08 pm, Tilghman Lesher wrote:
> > Basically, it's a way to retrieve multiple values from a database without
> > using ARRAY() to enumerate each field, but also without polluting the
> > variable namespace, which could cause unexpected behavior, such as when
> > somebody adds a field to a database table whose name happens to coincide
> > with an existing variable.
>
> Or when the domain of keys you want to use for suitable or desirable
> variable names does not make.  :)

Oh, you mean like a table column name that starts with an underscore?  That's
the only case I can think of where that wouldn't work out well.

-- 
Tilghman