Cannot subset ranges from another range set

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Top Forums UNIX for Beginners Questions & Answers Cannot subset ranges from another range set
# 8  
Originally Posted by RudiC
Similar approach to Scrutinizer's, but opens/reads file but once and keeps data in memory:
awk '
        {LN[NR]   = $0
         MIN2[NR] = $2
         MAX3[NR] = $3
         MIN5[NR] = $5
         MAX6[NR] = $6
END     {for (i=1; i<=NR; i++)
           for (j=1; j<=NR; j++) if ((MIN5[i] >= MIN2[j]) && (MAX6[i] <= MAX3[j]))  print LN[i], "range", MIN5[i], "-", MAX6[i], "within", MIN2[j], "-", MAX3[j], "boundaries."
' file
Ca21chr2_C_albicans_SC5314    618550    627903    Ca21chr2_C_albicans_SC5314    7510    8043 range 7510 - 8043 within 5286 - 50509 boundaries.

be careful... some awk's don't have NR available in the END block. Just reassign NR to nr in your "main" block and use it in the END.
This User Gave Thanks to vgersh99 For This Post:
# 9  
You are right, that "feature" should not be taken for granted, but both my linux and FreeBSD versions have it. Still your caveat can / should be kept in mind.
This User Gave Thanks to RudiC For This Post:
# 10  
Thank you so much. It worked. From changing file format to RudiC's new approach.
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