Re: cvs: pear /Math_Vector Tuple.php

On Thu, 2002-04-25 at 12:30, Jesus M. Castagnetto wrote: > > --- "Stig S. Bakken" <ssb@fast.no> wrote: > > On Thu, 2002-04-25 at 01:39, Jesus M. Castagnetto > > wrote: > [...snip...] > > > + new PEAR_Error("An unidimensional array is > > needed to initialize a Tuple", > > > + null, PEAR_ERROR_DIE); > > > > You don't need to do this anymore. This is all you > > need: > > > > PEAR::raiseError("message"); > > > > Unless something really critial is wrong, you should > > not specify an > > error level at all when raising the error, because > > then error handlers > > will not be able to catch it. > > > > - Stig > > Saw that afterwards when I updated my local pear from > CVS. Also, I was looking into moving Tuple (as well as > List, Set and Bag) into a Collection package. Any > reasons why not? > > Basically a Tuple should be immutable (to follow other > similar constructs in other languages), a Set is > mutable but contains only unique values (like math > sets), a Bag (or multi-set) can contain repeated > values and the order is not important. A List is like > a Bag, but the values have an associated index. > > BTW, is there are .xsd version of package.dtd? No, is .xsd a scheme definition? - Stig