bash - Bash，通过跳转逐行读取文件

Question

我需要逐行读取文件，但有时，取决于条件，跳转多行。我怎么做？

谢谢你。（对不起我的英语不好）

Answer 1

#! /bin/bash

function skip() {
    for (( i=0 ; i<$1; ++i )); do
        read line
    done
}

while read line; do
    if [[ "$line" == "#"* ]]; then
        skip 2
    else
        ...
    fi
done

Answer 2

while read line
do
  echo "$line"
  if [ "$line" != "As I expect" ]; then
    echo "Jumping...";
  fi
done