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Thread: Re: HELP REQUIRED




Re: HELP REQUIRED
country flaguser name
China
1969-12-31 18:00:00
open(FILE, 'data.txt') or die $!;
while (<FILE>)
{ if (/^#/) { print 'This is line number ', $. ,
"n" } }
close FILE;




ÔÚ2007-04-10£¬"Mirza Abdullah Jan"
<jan576pkyahoo.com> дµÀ£º

Following is the scenario

A text fie name "data.txt" and contains data like
# hello phone
# tango mango
# bus truck
12 23
34 43
32 34
#
#

I write a program to counts how many line with # is preent
in array . My code is as follow

my $datafile;
;
my $u;
my $tsize;

$datafile = "data.txt"; 
open(FILEHANDLE,"$datafile"); 
my fdata=<FILEHANDLE>;

$tsize = (fdata);
for($u=0;$u<$tsize;$u++)
{
if($fdata[$u] eq ' # ' )
{ printf "This is line number ".$u; }
}


But when i executes the files is doen't show the desired
result.

Regards
Abullah

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Re: HELP REQUIRED
country flaguser name
Philippines
1969-12-31 18:00:00

Hi,

try this


open IN, 'e:/test.txt' || die "cannot open the input file $!";
undef $/;
$name=<IN>;;
grep=$name=~/^#.*$/mg;
print scalar(grep);

regards,
yuvanbala

Huangj < redspid%40163.com">redspid163.com&gt; wrote:
open(FILE, 'data.txt') or die $!;
while ()
{ if (/^#/) { print 'This is line number ', $. , "n&quot; } }
close FILE;

ÔÚ2007-04-10£¬"Mirza Abdullah Jan" дµÀ£º

Following is the scenario

A text fie name "data.txt" and contains data like
# hello phone
# tango mango
# bus truck
12 23
34 43
32 34
#
#

I write a program to counts how many line with # is preent in array . My code is as follow

my $datafile;
;
my $u;
my $tsize;

$datafile = "data.txt";
open(FILEHANDLE,&quot;$datafile");
my fdata=;

$tsize = (fdata);
for($u=0;$u<$tsize;$u++)
{
if($fdata[$u] eq ' # ' )
{ printf "This is line number ".$u; }
}

But when i executes the files is doen't show the desired result.

Regards
Abullah

---------------------------------
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Yahoo! Toolbar alerts you the instant new Mail arrives. Check it out.

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