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Re^3: transliterate a sub-string

by Anonymous Monk
on Jan 16, 2013 at 09:05 UTC ( #1013535=note: print w/ replies, xml ) Need Help??

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  1. or download this
    my $name = 'fred';
    substr($name, 4) = 'dy';         # $name is now 'freddy'
    my $null = substr $name, 6, 2;   # returns "" (no warning)
    my $oops = substr $name, 7;      # returns undef, with warning
    substr($name, 7) = 'gap';        # raises an exception
    
  2. or download this
    $x = '1234';
    for (substr($x,1,2)) {
        $_ = 'a';   print $x,"\n";    # prints 1a4
    ...
        $x = '56789';
        $_ = 'pq';  print $x,"\n";    # prints 5pq9
    }
    

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