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Re^3: Can't understand function returning undefs

by AnomalousMonk (Archbishop)
on Sep 24, 2010 at 21:24 UTC ( [id://861890]=note: print w/replies, xml ) Need Help??

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  1. or download this
    sub recv_data{
    if(read_some_data){
...
        return;
    }
}
  2. or download this
    >perl -le
"use warnings FATAL => 'all';
...
8 7
6 5
Use of uninitialized value $x in concatenation (.) or string at ...

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