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Subject Author Date
uninitialized value jan09876 06-23-2007
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Posted by jan09876 on June 23, 2007, 4:06 pm
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>>
>> [snip]
>>
>> > if I print "$1\n",
>> > the file prints just fine. But, if I do something like print "$1 after
>> > \n", the whole output is messed up. If I print "before $1\n", nothing
>> > prints at all. If I print "before $1 after\n", only after prints.
>>
>> not really sure, but could be a rogue "\r" in $1,


> There
> is a rogue carriage return (0xd) in the string

> Is there something I can do to deal with this
> situation?


Repair the corrupted file:

perl -p -i -e 'tr/\r//d' bad_file


--
Tad McClellan SGML consulting
tadmc@augustmail.com Perl programming
Fort Worth, Texas

Posted by tuxdna on June 25, 2007, 9:28 am
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>>
>> [snip]
>>
>> > if I print "$1\n",
>> > the file prints just fine. But, if I do something like print "$1 after
>> > \n", the whole output is messed up. If I print "before $1\n", nothing
>> > prints at all. If I print "before $1 after\n", only after prints.
>>
>> not really sure, but could be a rogue "\r" in $1,


> There
> is a rogue carriage return (0xd) in the string

> Is there something I can do to deal with this
> situation?


Repair the corrupted file:

perl -p -i -e 'tr/\r//d' bad_file


--
Tad McClellan SGML consulting
tadmc@augustmail.com Perl programming
Fort Worth, Texas

Posted by Joe Smith on June 26, 2007, 5:07 am
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tuxdna wrote:

> Check this one. This Works.

No, it doesn't.

> #!/usr/bin/
> perl

linux% perl temp.pl
Can't exec /usr/bin/ at temp.pl line 1.

After fixing the first line:

linux% perl temp
Use of uninitialized value in join or string at temp line 41, <DATA> line 16.
Use of uninitialized value in join or string at temp line 41, <DATA> line 16.
# => ,
Use of uninitialized value in join or string at temp line 41, <DATA> line 16.
#title -fruit- =>
Use of uninitialized value in join or string at temp line 41, <DATA> line 16.
#title -vegetables- =>
Use of uninitialized value in join or string at temp line 41, <DATA> line 16.
apple =>
Use of uninitialized value in join or string at temp line 41, <DATA> line 16.
cherry =>
Use of uninitialized value in join or string at temp line 41, <DATA> line 16.
cucumber =>


Whatever you used for posting really screwed up the formatting of the text.
What we received is apparently not the same as what you thought you posted.
        -Joe

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