linux shell 腳本攻略裏用來下載連接圖片的腳本，附上整本書腳本打包

#!/bin/bashbash #Desc: Images downloadercurl #Filename: img_downloader.shurl   if [ $# -ne 3 ];blog thenit echo "Usage: $0 URL -d DIRECTORY"class exit -1sed fifile   for i in {1..4}grep doim case $1 i

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