shell查找数组是否有特定的值

arr_host=("abc" "123" "tom")
find_value="abc"

方法1

res=$(echo "${arr_host[@]}" | grep -wq "${find_value}" &&  echo "yes" || echo "no")

方法2

if [[  "${arr_host[@]}" =~ "${find_value}" ]];then
        echo "have"
else
        echo "no"
fi