: John W. Krahn [mailto:[EMAIL PROTECTED]]
Sent: Thursday, September 26, 2002 6:12 PM
To: [EMAIL PROTECTED]
Subject: Re: checking parameters ...
Admin-Stress wrote:
I wrote a simple script like this :
#!/usr/bin/perl
if (($ARGV[0] eq ) ($ARGV[1] eq ) ($ARGV[2] eg )) {
print You must
On Fri, 27 Sep 2002, Anurag K. Singh wrote:
use or instead of like :
if (($ARGV[0] eq ) or ($ARGV[1] eq ) or ($ARGV[2] eq )) {
print You must give me 3 parameters\n;
exit
}
It works for me.
1) If I were to use your program how would I pass an empty string as an
change to ||
-Original Message-
From: Admin-Stress [mailto:[EMAIL PROTECTED]]
Sent: Thursday, September 26, 2002 10:31 AM
To: Perl beginners
Subject: checking parameters ...
I wrote a simple script like this :
#!/usr/bin/perl
if (($ARGV[0] eq ) ($ARGV[1] eq ) ($ARGV[2]
Admin-Stress wrote:
I wrote a simple script like this :
#!/usr/bin/perl
if (($ARGV[0] eq ) ($ARGV[1] eq ) ($ARGV[2] eg )) {
print You must give me 3 parameters\n;
exit;
}
Then, I tested like with 1 .. OR 2 ... OR 3 parameters, it did not print the text
You must
Why
On Thu, Sep 26, 2002 at 07:30:37AM -0700, Admin-Stress wrote:
I can use if (scalar(@ARGV) 3) {...} but that not the case.
If the user executes the program like so:
program.pl foo bar
@ARGV will have 2 elements.
If the user executes the program like so:
program.pl
@ARGV will
