book书名提取 shell小程序

for i in {1..20};do curl -o $i https://www.bookstack.cn/explore?page=$i&tab=popular&cid=1&lang=  ; done 
 sleep 50
 cat /tmp/book/* >/tmp/all 
 cat /tmp/all |grep "/books/" |awk -F\" '{print $6}'|sort -nr |uniq -c |grep -v "/help" #> /tmp/gl