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shift处理shell脚本参数 #8

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KirinHuang opened this issue Apr 26, 2019 · 0 comments

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KirinHuang commented Apr 26, 2019

参数相关的变量

参数	描述
$0	命令本身，类似c的argv[0]
$1、$2……	第1个参数、第2个参数……
$#	参数的个数，不包括$0
$@	以列表的形式返回参数列表，不包括$0
$?	最后运行的命令结束代码

参考

shell学习 - 处理脚本的多参数输入

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