browserSpider/program/spider/cli/test/main.go

package main

import (
	"io/ioutil"
	"strings"
)

var (
	file = "/Users/taozhang/Downloads/jchdp/bin/target.txt"
)

func main() {
	bs, _ := ioutil.ReadFile(file)
	sb := new(strings.Builder)
	for _, l := range strings.Split(string(bs), "\n") {
		var newFileName string
		if strings.Contains(l, "2022年") {
			newFileName = "2022" + l[4:]
		} else if strings.Contains(l, "2023年") {
			newFileName = "2023" + l[4:]
		} else {
			newFileName = l
		}
		sb.WriteString(newFileName + "\n")
	}
	ioutil.WriteFile(file, []byte(sb.String()), 0777)
}