>>>>> "JG" == Jim Gibson <jimsgib...@gmail.com> writes:
JG> At 11:29 AM +0530 9/3/10, Jatin Davey wrote: >> Any reason to use named variables than to use the default variable ($_) ? JG> Two reasons that I know: JG> 1. If you use a named variable, you and everybody else reading your JG> code will know what it is for. While it doesn't matter much for 3-line JG> loops, short programs tend to turn into longer ones, and then you JG> really should be using named variables. JG> 2. The default variable $_ can get clobbered by some operations. If JG> you use $_, you have to be careful to avoid such operations. It is JG> much better not to have to worry. JG> Quiz for extra credit: Uri's program has a misleadingly-named JG> variable. Can you figure out what it is? and john pointed it out already so no cheating. a brainfart on my part. uri -- Uri Guttman ------ u...@stemsystems.com -------- http://www.sysarch.com -- ----- Perl Code Review , Architecture, Development, Training, Support ------ --------- Gourmet Hot Cocoa Mix ---- http://bestfriendscocoa.com --------- -- To unsubscribe, e-mail: beginners-unsubscr...@perl.org For additional commands, e-mail: beginners-h...@perl.org http://learn.perl.org/
