#!/bin/sh
yes_or_no() {
echo "Is your name $* ?"
while true
do
echo -n "Enter yes or no:"
read x
case "$x" in
y|yes) return 0;;
n|no) return 1;;
*) echo "Answer yes or no"
esac
done
}
echo "Original parameters are $*"
if yes_or_no "$1"
then
echo "Hi $1,nice name"
else
echo "never mind"
fi
exit 0
执行的时候
./my_name.sh zheng senlin
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