linux - 简单循环读取显示哪一行正在读取的文本

Question

我想得到哪一行正在读:

    #!/bin/bash
    for ip in $(cat ip.txt);
    do
        date
    done

Answer 1

试试这个:

#!/bin/bash

while read -r ip
do
  ((c++))
  echo $c
  date
done < ip.txt