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Full Discussion: Perl use split and remove specific character
Top Forums Shell Programming and Scripting Perl use split and remove specific character Post 302319148 by mingming88 on Sunday 24th of May 2009 08:53:33 AM
Old 05-24-2009
Quote:
Originally Posted by durden_tyler
You haven't mentioned if you want to change the case as well; I'm assuming you do (as per the output).

Code:
$
$ cat splitrem.pl
#!/usr/bin/perl -w
while (<>) {
  $line = $_;
  print "Input  : ",$line;
  $line =~ s/[[:punct:]]//g;
  $line = lc($line);
  @word = split(' ', $line);
  print "Output : ",join(" ",@word);
  print "\n";
}

$
$ echo "Hello, how are you?" | perl splitrem.pl
Input  : Hello, how are you?
Output : hello how are you
$

HTH,
tyler_durden

i have try yours, it is working, but mine is not working....
Code:
#!/usr/bin/perl -w

while (<>) 
{
	$line = $_;
  	$line =~ s/[[:punct:]]//g;
  	$line = lc($line);
 	@word = split(' ', $line);
	print (@word);
}

Input : Hello, how are you?
Output : hellohowareyou

i don't know why my output is sticking together? i want it to separate.... can anyone help?
Thank you
 

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wc

WC(1)								   User Commands							     WC(1)

NAME

       wc - print newline, word, and byte counts for each file

SYNOPSIS

       wc [OPTION]... [FILE]...
       wc [OPTION]... --files0-from=F

DESCRIPTION

       Print  newline, word, and byte counts for each FILE, and a total line if more than one FILE is specified.  With no FILE, or when FILE is -,
       read standard input.  A word is a non-zero-length sequence of characters delimited by white space.  The options below may be used to select
       which counts are printed, always in the following order: newline, word, character, byte, maximum line length.

       -c, --bytes
	      print the byte counts

       -m, --chars
	      print the character counts

       -l, --lines
	      print the newline counts

       --files0-from=F
	      read input from the files specified by NUL-terminated names in file F; If F is - then read names from standard input

       -L, --max-line-length
	      print the length of the longest line

       -w, --words
	      print the word counts

       --help display this help and exit

       --version
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SEE ALSO

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       mand

	      info coreutils 'wc invocation'

       should give you access to the complete manual.

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