#!/bin/sh
APP_NAME=
while getopts "a:" opt;
do
case $opt in
a)
APP_NAME=$OPTARG
echo "APP_NAME is $APP_NAME"
;;
\?)
echo "error unrecognized parameter."
exit 1
;;
esac
done
[Linux] Shell parameter analysis
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Origin www.cnblogs.com/jzsg/p/10951542.html
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