shell 数组用法
root@ubuntu:~# array=(one two three four five)root@ubuntu:~# echo ${array[@]}
one two three four five
#从左边开始匹配最短的数组元素,并删除
root@ubuntu:~# echo ${array[@]#o*}
ne two three four five
#从左边开始匹配最长的数组元素,并删除
root@ubuntu:~# echo ${array[@]##o*}
two three four five
#从右边开始匹配最短的数组元素,并删除
root@ubuntu:~# echo ${array[@]%f*}
one two three
#从右边开始匹配最长的数组元素,并删除
root@ubuntu:~# echo ${array[@]%%f*}
one two three
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