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macname@localhost Desktop % cat test.sh my_array[0]=A my_array[1]=B my_array[2]=C my_array[3]=D echo "数组的元素为: ${my_array[*]}" echo "数组的元素为: ${my_array[@]}" macname@localhost Desktop % macname@localhost Desktop % ./test.sh 数组的元素为: A B C D 数组的元素为: A B C D