weiqifa@ubuntu:~/qcom$ for i in $(seq 1 1 10) > do > echo "hello World" > done hello World hello World hello World hello World hello World hello World hello World hello World hello World hello World weiqifa@ubuntu:~/qcom$
输入for i in $(seq 1 1 10) in和$之间有个空格
回车后，依次输入下面的
