cat filename | tail -n +3000 | head -n 1000
awk 'NR==FNR{a[$1]++}NR>FNR&&a[$1]>1' test test
sort -k2n file | uniq > a.out
find . -name "*.png" 原文链接：https://www.f2er.com/bash/389130.html
cat filename | tail -n +3000 | head -n 1000
awk 'NR==FNR{a[$1]++}NR>FNR&&a[$1]>1' test test
sort -k2n file | uniq > a.out
find . -name "*.png" 原文链接：https://www.f2er.com/bash/389130.html