#!/bin/bash
filename=rongtao.tar.gz
echo "${filename%%.*}"
echo "${filename%.*}"
echo "${filename#*.}"
echo "${filename##*.}"
#运行结果:
# sh extension.sh
#rongtao
#rongtao.tar
#tar.gz
#gz
shell获取文件扩展名(前缀,后缀)
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转载自blog.csdn.net/Rong_Toa/article/details/104252766
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