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count how many reads are in your fastQ #4

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splaisan opened this issue Aug 31, 2018 · 0 comments

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splaisan commented Aug 31, 2018 •

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wc -l your_file.fastq
1240 your_file.fastq

1240 is the number of lines, FastQ has four lines per sequence so we can divide by 4 = 310

Now the long way to get to the real count :-)
echo "$(wc -l your_file.fastq | cut -d' ' -f2) / 4" | bc
310

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