Re: Help with a function to return the 'age' of itself
- To: mathgroup at smc.vnet.net
- Subject: [mg61464] Re: Help with a function to return the 'age' of itself
- From: "Jens-Peer Kuska" <kuska at informatik.uni-leipzig.de>
- Date: Wed, 19 Oct 2005 02:17:28 -0400 (EDT)
- Organization: Uni Leipzig
- References: <dj2662$b76$1@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
Hi,
and a global variable that is set when you define
the function
does not help
$time = AbsoluteTime[]
useless[] := AbsoluteTime[] - $time
Table[Pause[1]; useless[], {4}]
??
Regards
Jens
"heycarnut" <heycarnut at gmail.com> schrieb im
Newsbeitrag news:dj2662$b76$1 at smc.vnet.net...
| I'm trying to create a function, that when
instantiated, keeps a 'copy'
| of say the current absolute time, but when the
instance is called, it
| returns the delta between this 'copy' of the
time and the current
| absolute time. I have done this:
|
|
| In[47]:=
tt:=Hold[AbsoluteTime[]]-AbsoluteTime[];
| y=tt;
| N[Release[y]]
| Pause[10]
| N[Release[y]]
|
|
| Out[49]=0.
|
| Out[51]=10.
|
| But I don't want to have to do an explicit
release, i'd like to just be
| able to evaluate y, in this case, and get the
current value.
| Help?
|
| Thanks in advance,
| Rob
|