From 7503573328794696172 X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: f78e5,64f01d1ff808466e X-Google-Attributes: gidf78e5,public From: Alexandre Oliva Subject: Re: Constructor with no argument??? Date: 1997/04/23 Message-ID: #1/1 X-Deja-AN: 236835099 References: <2.2.32.19970422174844.002fad28@central.beasys.com> X-Original-Date: 23 Apr 1997 04:00:48 -0300 Organization: IC - UNICAMP - Campinas, SP, Brazil X-Auth: PGPMoose V1.1 PGP comp.std.c++ iQBVAwUBM14zDUy4NqrwXLNJAQEZwQH+LLRtDTrT+GQue3oJ/62BFd1JzDHGb7AH Zdprbyct+1wlVFKXvLvwYB/zT5GqJ1cLpX8ka/IGAaXiMr4SG7G/tA== =48v7 Newsgroups: comp.std.c++ Originator: austern@isolde.mti.sgi.com David R Tribble writes: > jrrphd@ix.netcom.com (Julie Ranier) wrote: > Now consider what supplying an initial value, i.e., invoking the default > constructor, for these two built-in types looks like: > ip = new int(i); // Creates an int initialized to i > str = new char[20]("I'm just a gigolo"); > // Creates an initialized char array The default constructor is the one that is invoked without parentheses, or with (). If you provide an initializer, a copy-constructor will be used. However, since there are no copy-constructors for arrays, you cannot initialize an array allocated with a new expression, so the second line is actually invalid. -- Alexandre Oliva mailto:oliva@dcc.unicamp.br mailto:aoliva@acm.org Universidade Estadual de Campinas, SP, Brasil --- [ comp.std.c++ is moderated. To submit articles: Try just posting with your newsreader. If that fails, use mailto:std-c++@ncar.ucar.edu comp.std.c++ FAQ: http://reality.sgi.com/austern/std-c++/faq.html Moderation policy: http://reality.sgi.com/austern/std-c++/policy.html Comments? mailto:std-c++-request@ncar.ucar.edu ]