Re: figuring out if a number/character string is null in Perl

On Wed, 30 Aug 2006 15:44:53 -0700 (PDT) "Mary Anderson" <[EMAIL PROTECTED]> wrote: > > Hi All, >I know this isn't strictly a cgi problem, but it is arising in a cgi > application. I have a loop which reads certain fields, hashed on names. > Some of my fields hold character strings, some ho

Re: figuring out if a number/character string is null in Perl

Mary Anderson wrote: > Hi All, >I know this isn't strictly a cgi problem, but it is arising in a cgi > application. I have a loop which reads certain fields, hashed on names. > Some of my fields hold character strings, some hold numbers. Sometimes > the number field is a blank. I need a te

figuring out if a number/character string is null in Perl

Hi All, I know this isn't strictly a cgi problem, but it is arising in a cgi application. I have a loop which reads certain fields, hashed on names. Some of my fields hold character strings, some hold numbers. Sometimes the number field is a blank. I need a test on the field value $fieldVa