while getopts
时间: 2023-11-20 13:55:02 浏览: 29
while getopts是一个在Shell脚本中常用的命令,用于解析命令行参数。它的基本格式是:while getopts "选项字符串" opt,其中选项字符串定义了命令行中可以接受的选项,opt是用于接收选项参数的变量。通过在选项字符串中指定选项和参数的格式,可以在脚本中根据用户输入的选项来执行相应的逻辑。在while循环中,可以使用case语句根据opt的值来处理不同的选项。这种方法可以很方便地处理命令行参数,并根据不同的选项执行相应的操作。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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