HI all, This is the code that i have used to extract a particular column from text file. 

@arr_file=("R25_s_5_seq_18-26_alignment.txt","R20_s_6_seq_18-26_alignm
+ent.txt");
foreach $file in @arr_file
{
open(FILE, $file);
while(defined($line=<FILE>))
{
@arr_words=split(/\s+/,$line);
print FINAL $arr[2];
}
close FILE;
}
close FINAL;

[download]
however it is showing some complation errors plz can any one help me out The file looks like
HWUSI-EAS570R_0000:7:1:5348:9121#0/1 + mmu-miR-16-1-3p 8 TTGACTGTGCTGCTGA IIIIIIIIIIIIIIII 0
and i need to extract only "mmu-miR-16-1-3p"/p> part

In reply to extracting single column by Anonymous Monk

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