Less -s or –squeeze-blank-lines option causes consecutive blank lines to be squeezed into a single blank line. This is useful when viewing nroff output.
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## create a file with multiple empty lines > myfile; i=1; while [ $i -le 20 ]; \ do echo "$i" >> myfile; ((i++)); done echo -e "\n\n\n\n\n\n\n\n" >> myfile i=21; while [ $i -le 200 ]; \ do echo "$i" >> myfile; ((i++)); done ## default less myfile ## displays multiple empty line between 20 and 21 ## less -s or --squeeze-blank-lines option less -s myfile ## squeeze multiple blank lines into one rm myfile |