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Top Forums Shell Programming and Scripting Match strings in 2 different files Post 302879657 by Akshay Hegde on Friday 13th of December 2013 02:34:52 PM
Old 12-13-2013
Quote:
Originally Posted by Franklin52
Works only if the second file has a space as field separator as in the provided example, but who knows?
Yes Franklin52, thats true. but I thought it would be better if we do not use substr($0,2,6) since we really do not know how many char ? whether its of fixed length or not in real data.

---edit---

OR this could be an alternative if space separated
Code:
$ awk  'FNR==NR{A[$1];next}substr($1,2) in A'  file1 file2


Last edited by Akshay Hegde; 12-13-2013 at 03:52 PM..
This User Gave Thanks to Akshay Hegde For This Post:
 

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VCF-ISEC(1)							   User Commands						       VCF-ISEC(1)

NAME
vcf-isec - create intersections, unions, complements on bgzipped and tabix indexed VCF or tab-delimited files SYNOPSIS
vcf-isec [OPTIONS] file1.vcf file2.vcf ... DESCRIPTION
About: Create intersections, unions, complements on bgzipped and tabix indexed VCF or tab-delimited files. Note that lines from all files can be intermixed together on the output, which can yield unexpected results. OPTIONS
-C, --chromosomes <list|file> Process the given chromosomes (comma-separated list or one chromosome per line in a file). -c, --complement Output positions present in the first file but missing from the other files. -d, --debug Debugging information -f, --force Continue even if the script complains about differing columns. -o, --one-file-only Print only entries from the left-most file. Without -o, all unique positions will be printed. -n, --nfiles [+-=]<int> Output positions present in this many (=), this many or more (+), or this many or fewer (-) files. -p, --prefix <path> If present, multiple files will be created with all possible isec combinations. (Suitable for Venn Diagram analysis.) -t, --tab <chr:pos:file> Tab-delimited file with indexes of chromosome and position columns. (1-based indexes) -w, --win <int> In repetitive sequences, the same indel can be called at different positions. Consider records this far apart as matching (be it a SNP or an indel). -h, -?, --help This help message. EXAMPLES
bgzip file.vcf; tabix -p vcf file.vcf.gz bgzip file.tab; tabix -s 1 -b 2 -e 2 file.tab.gz vcf-isec 0.1.5 July 2011 VCF-ISEC(1)
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