On Tue, Apr 10, 2012 at 06:49:07PM -0700, Jonathan M Davis wrote: > On Tuesday, April 10, 2012 18:44:40 H. S. Teoh wrote: > > TDPL, p.117, last para: > > > > ... For a user-defined type to be used as a key in an > > associative array, it must define two special methods, opHash > > and opCmp. > > > > Really? I thought the convention was toHash (TDPL, p.205). So, which is > > it? Which *should* it be? > > > > To me, it seems utterly arbitrary that classes should use toHash whereas > > non-class user-defined types should use opHash. Shouldn't we make it > > consistent across the board? > > I expect that opHash was a mistake and that there should be an errata > for that line on page 117: http://erdani.com/tdpl/errata/ [...]
Actually, I looked, but it wasn't listed. Andrei? Is this an error? T -- Do not reason with the unreasonable; you lose by definition.
