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need help on string matching and tranlastion

P: 1
dear sir,
i need help in perl program where i want to search a string from paragraph and to convert all the letters in para to X except that string... in this program i have used string matching (regular expresion). i have use like this

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  1. if ($para =~ s/$string/XXXXX/ig) {
  2.  
  3. open MYFILE, ">result.txt";
  4. select MYFILE;
  5.  
  6. print $para ;
  7. print "\n\n";
but here the string will be changing to 'XXXXX'. i need to convert the other letters..pls help anyone... thanks in advance
Feb 25 '09 #1
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2 Replies


KevinADC
Expert 2.5K+
P: 4,059
Well, you are telling the regexp to find $string and replace it with XXXXX so its no surprise thats what is happening. Post a before and after example of what you are trying to do and explain anything that is not clear.
Feb 25 '09 #2

Icecrack
Expert 100+
P: 174
here is what i think you want else explain in more detail of what string your matching or why you are trying to XXXX out the rest.


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  1. if ($para !~ m/$string/ig)
  2. {
  3. $para =~ s/$para/XXXXX/ig;
  4. }
  5. elsif ($para =~ m/.$string./ig)
  6. {
  7. print "$para \n\n";
  8. }
Feb 26 '09 #3

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