On 2/8/10, Chris Coggins <cacogg...@cox.net> wrote:
> What is the proper syntax for a comparison at the end of a subroutine to
> stop the script if a certain variable is "0" or ''?
>
> sub routine{
> (get data and process it)
> if $varA = '' || $varA = "0" {
> (stop script, print error message to user)
> }
> else{
> (continue with script)
> }
>
if ($varA = '' || $varA = "0") { #space after 'if'
#code
}
else { #space after 'else'
#code
}
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