----- Original Message -----
From: "Donnie Jones" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Saturday, June 29, 2002 8:03 PM
Subject: Check for integer
> Hello,
Hello Donnie,
>
> I was wondering if anyone knows how someone can test the value held by a variable in
>perl to see if it is an integer?
>
> My current project is using the perl DBI, and I was users to enter data, but to make
>sure that they don't enter strings
> in integer fields...
You can check the input like this:
unless($string=~/^\d+(\.\d+)$/) {
error...
}
NOTE: This will not work for scientific notation, etc.
Shawn
>
>
> Please help.
>
> Thanks,
>
> --Donnie
>
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