use strict;
use warnings;


my $inData = <<INDATA;
int abc;
.abc(abc);

INDATA

open my $in_fh1, '<', \$inData;

while (my $line = <$in_fh1>) {
   # if ($line =~ 
    if( my ($intro) = $line =~ /([.(]?abc)/g){
  
       print "${intro}_$_;\n" for 1 .. 2;
            
    }

   }
close $in_fh1;

[download]

My output should be

int abc_1;

int abc_2;

.abc_1(abc_1);

.abc_2(abc_2);

But it is coming

abc_1;

abc_2;

.abc_1;

.abc_2;

In reply to Re^4: Please correct me in the above regular expression by suvendra123
in thread Please correct me in the above regular expression by suvendra123

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