Huh. That seems like undesirable behaviour, but perhaps it's just me. Anyone with an official perspective care to comment?
barneyb --- Barney Boisvert, Senior Development Engineer AudienceCentral [EMAIL PROTECTED] voice : 360.756.8080 x12 fax : 360.647.5351 www.audiencecentral.com > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] > Behalf Of Brad Howerter > Sent: Friday, August 22, 2003 1:20 PM > To: '[EMAIL PROTECTED]' > Subject: RE: [CFCDev] cfdump problem > > > Yep, 6.1. Nope, not empty. It works for arrays, strings, and > numbers, but > not for structures. > > -----Original Message----- > From: Barney Boisvert [mailto:[EMAIL PROTECTED] > Sent: Friday, August 22, 2003 2:14 PM > To: [EMAIL PROTECTED] > Subject: RE: [CFCDev] cfdump problem > > > Are you running 6.1? I ran the tests on a box still running 6.0. > Also, are > they empty? I noticed that it returned zero when they were > empty, probably > because the hashcode is computed entirely based on the structures > contents, > although I don't know that for sure. > > barneyb > > --- > Barney Boisvert, Senior Development Engineer > AudienceCentral > [EMAIL PROTECTED] > voice : 360.756.8080 x12 > fax : 360.647.5351 > > www.audiencecentral.com > > > > -----Original Message----- > > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] > > Behalf Of Brad Howerter > > Sent: Friday, August 22, 2003 12:39 PM > > To: '[EMAIL PROTECTED]' > > Subject: RE: [CFCDev] cfdump problem > > > > > > When I try your code, I get > > 1804807461 > > 45751061 > > 0 > > 0 > > > > Why does st.hashCode() return 0? I've tried some other > > structures as well, > > and hashcode always returns 0 for all of my structures. > > > > -----Original Message----- > > From: Barney Boisvert [mailto:[EMAIL PROTECTED] > > Sent: Thursday, August 21, 2003 4:49 PM > > To: [EMAIL PROTECTED] > > Subject: RE: [CFCDev] cfdump problem > > > > > > hashCode() is a method that every Java object has, and since CF is Java, > > every CF object has it as well, including strings, numbers, > > everything. You > > use it like any other method, except that you needn't have an CF object > > (created with createObject() or CFOBJECT) to call it on. > > > > s = "my String"; > > writeoutput(s.hashCode() & "<br />"); > > d = 0.454; > > writeoutput(d.hashCode() & "<br />"); > > st = structNew(); > > st['s'] = s; > > writeoutput(st.hashCode() & "<br />"); > > st['d'] = d; > > writeoutput(st.hashCode() & "<br />"); > > > > the method will return a string that is as unique to the object > > as possible, > > but the same as every other object that is considered 'equal' to > > the object. > > 'equal' is determined by the Java equals() method, which defaults to the > > memory location of the class, but is overridden by many classes, most > > notably the String class. This will output true three times, > even though > > the objects are different. (That's actually a lie, but it still > > illustrates > > the point). > > > > s = "my String"; > > s2 = "my String"; > > if (s EQ s2) > > writeoutput("true<br />"); > > if (s.equals(s2)) > > writeoutput("true<br />"); > > if (s.hashCode() EQ s2.hashCode()) > > writeoutput("true<br />"); > > > > Here's the output I got on my system (for both snippets): > > > > 1804807461 > > 45751061 > > 6774247 > > 7476378 > > true > > true > > true > > > > --- > > Barney Boisvert, Senior Development Engineer > > AudienceCentral > > [EMAIL PROTECTED] > > voice : 360.756.8080 x12 > > fax : 360.647.5351 > > > > www.audiencecentral.com > > > > > > > -----Original Message----- > > > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] > > > Behalf Of Brad Howerter > > > Sent: Thursday, August 21, 2003 3:28 PM > > > To: '[EMAIL PROTECTED]' > > > Subject: RE: [CFCDev] cfdump problem > > > > > > > > > How do you use hashcode()? I can't find any documentation for > > it. Please > > > provide an example. > > > > > > -----Original Message----- > > > From: Chafic Kazoun [mailto:[EMAIL PROTECTED] > > > Sent: Thursday, August 21, 2003 4:13 PM > > > To: [EMAIL PROTECTED] > > > Subject: RE: [CFCDev] cfdump problem > > > > > > > > > The main reason for this is that Flash's debugging tools don't > > always meet > > > your needs and you resort to dumping an object to make > > > sure your code is doing what it needs to do. The debugger in > > > Flash is also > > > really really slow and dumping out the object rather > > > than dealing with the slow-downs is much easier... > > > > > > Thanks > > > > > > Chafic > > > _____________________________ > > > Work: http://www.blinex.com > > > Blog : http://www.rewindlife.com > > > > > > -----Original Message----- > > > From: [EMAIL PROTECTED] > > [mailto:[EMAIL PROTECTED] On Behalf > > > Of Barney Boisvert > > > Sent: Thursday, August 21, 2003 5:58 PM > > > To: [EMAIL PROTECTED] > > > Subject: RE: [CFCDev] cfdump problem > > > > > > What do you use recursive structures in Flash for? > especially with such > > > frequency. > > > > > > --- > > > Barney Boisvert, Senior Development Engineer > > > AudienceCentral > > > [EMAIL PROTECTED] > > > voice : 360.756.8080 x12 > > > fax : 360.647.5351 > > > > > > www.audiencecentral.com > > > > > > > > > > -----Original Message----- > > > > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] > > > > Behalf Of Samuel Neff > > > > Sent: Thursday, August 21, 2003 2:09 PM > > > > To: [EMAIL PROTECTED] > > > > Subject: RE: [CFCDev] cfdump problem > > > > > > > > > > > > > > > > There are lots of situations where this recursive structures are > > > > useful. I > > > > haven't used them in CF, but in Flash we do it all the time. > > > > > > > > Here's a mini cfdump that just does structures and handles > > the recursive > > > > issue. It uses the hashCode() Barney mentioned. > hashCode() is a Java > > > > function available on any object that creates an (almost) unique > > > > key for the > > > > object. I say almost 'cause it is theoretically possible > to create a > > > > duplicate, but it's really rare. > > > > > > > > You'd have to expand it to work with arrays and (if you care) > > > > xml, java and > > > > com objects. > > > > > > > > HTH, > > > > > > > > Sam > > > > > > --- > > > Outgoing mail is certified Virus Free. > > > Checked by AVG anti-virus system (http://www.grisoft.com). > > > Version: 6.0.512 / Virus Database: 309 - Release Date: 8/19/2003 > > > > > > ---------------------------------------------------------- > > > You are subscribed to cfcdev. To unsubscribe, send an email > > > to [EMAIL PROTECTED] with the word 'unsubscribe cfcdev' > > > in the message of the email. > > > > > > CFCDev is run by CFCZone (www.cfczone.org) and supported > > > by Mindtool, Corporation (www.mindtool.com). > > > > > > ---------------------------------------------------------- > > > You are subscribed to cfcdev. To unsubscribe, send an email > > > to [EMAIL PROTECTED] with the word 'unsubscribe cfcdev' > > > in the message of the email. > > > > > > CFCDev is run by CFCZone (www.cfczone.org) and supported > > > by Mindtool, Corporation (www.mindtool.com). > > > > > > ---------------------------------------------------------- > > > You are subscribed to cfcdev. 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To unsubscribe, send an email > to [EMAIL PROTECTED] with the word 'unsubscribe cfcdev' > in the message of the email. > > CFCDev is run by CFCZone (www.cfczone.org) and supported > by Mindtool, Corporation (www.mindtool.com). > --- Outgoing mail is certified Virus Free. Checked by AVG anti-virus system (http://www.grisoft.com). Version: 6.0.512 / Virus Database: 309 - Release Date: 8/19/2003 ---------------------------------------------------------- You are subscribed to cfcdev. To unsubscribe, send an email to [EMAIL PROTECTED] with the word 'unsubscribe cfcdev' in the message of the email. CFCDev is run by CFCZone (www.cfczone.org) and supported by Mindtool, Corporation (www.mindtool.com).
