It has nothing to do with NS2... It is one of the best ways to define the other relevant variables without thinking of any other words to represent it... > > Hi, > > I understand that the two are the same. But I would like to know why is > there the tendency to put an 'underscore' at the end of the variables, > like > nodeID_ , msg_ , packetSize_, etc . I understand that in naming a variable > there is no extra meaning. But is there any naming convention or any > benefit > of it for differentiating with something else. ns2 is filled with all > these > type of variable names. > > Thanx > SH > > > ----- Original Message ----- > From: "Sita S. Krishnakumar" <[EMAIL PROTECTED]> > To: "Realos Osis" <[EMAIL PROTECTED]> > Cc: "NS users" <ns-users@ISI.EDU> > Sent: Thursday, February 09, 2006 11:28 AM > Subject: Re: [ns] difference between ns and ns_ ? > > >> >> it is a variable and you can name it as you please. just make sure you >> refer to it in the tcl code with whatever name you chose! >> -Sita >> >> >>> >>> hello, >>> >>> I am new to network simulator and also have no experience with tcl. >>> Right now, I am going through the tutorial from Marc Greis. In some >>> sample scripts "set ns_ [new Simulator]" is used for creating a >>> Sumulator object while other scripts go with a simple "ns" without a >>> succeeding "_" (underscore). I am totally unaware whether it is a tcl >>> or >>> ns problem. >>> >>> Any idea/ hint is much appreciated. >>> >>> Cheers. >>> >>> >> >> >> > > >
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