attach.extra

Syntax

any = attach.extra(a<,i>)

attach.extra(a<,i>) = any

Get/set the value stored in the ith extra variable array of attach a.

Returns:

any - value stored in extra variable slot i for attach a

Accepts:

any - value to store in extra variable slot i for attach a

Arguments:

a - attach pointer

i - integer; if not given, it is assumed to be 1