Golang正则表达式 与 strings 结合获取文件信息golangmuyouking-

package main  import ( "bufio" "fmt" "io" "io/ioutil" "os" "regexp" "strings" ) func main() {  path := `.info1239875_low.txt` GetMaxInfo(path) } func GetMaxInfo(path string) { //path := `.info1239875_low.txt` //fmt.Println(os.Getwd()) //fmt.Println(filepath.Abs(path)) //获取贴图 //读取文件，返回整个内容 //正则获取取想要的内容  contentsByte, _ := ioutil.ReadFile(path)  contentString := string(contentsByte)   regMap := regexp.MustCompile("(?s:External Dependencies(.*?)Materials)")  resultMap := regMap.FindAllStringSubmatch(contentString, -1)[0][1]  maps := H_GetListFromString(resultMap)  fmt.Println(maps)  regMat := regexp.MustCompile("(?s:Materials(.*))")  resultMat := regMat.FindAllStringSubmatch(contentString,-1)[0][1]  mats := H_GetListFromString(resultMat)  fmt.Println(mats) //打开文件 //声明bufio.Reader //读取文件   rw, err := os.Open(path) if err != nil { panic(err) } defer rw.Close()   rb := bufio.NewReader(rw) getMaxInfoFromContents(rb) } func getMaxInfoFromContents(rb *bufio.Reader) { //获取其它字段 for {   line, _, err := rb.ReadLine() if err == io.EOF { break }   lineinfo := strings.TrimSpace(string(line)) switch { case strings.HasPrefix(lineinfo, "Identifier:{"): //do somethin    fmt.Println(lineinfo) case strings.HasPrefix(lineinfo, "Created:"):    fmt.Println(lineinfo) case strings.HasPrefix(lineinfo, "Modified:"):    fmt.Println(lineinfo) case strings.Contains(lineinfo, "Compressed"):    fmt.Println(lineinfo) case strings.HasPrefix(lineinfo, "Vertices:"):    fmt.Println(lineinfo) case strings.HasPrefix(lineinfo, "Faces:"):    fmt.Println(lineinfo) case strings.HasPrefix(lineinfo, "Objects:"):    fmt.Println(lineinfo) case strings.HasPrefix(lineinfo, "Lights:"):    fmt.Println(lineinfo) case strings.HasPrefix(lineinfo, "Cameras:"):    fmt.Println(lineinfo) } } } func H_GetListFromString(s string) []string {  ss := strings.Split(s, "n")  resultList := make([]string, 0, len(ss)) for _, v := range ss {   resultList = append(resultList, strings.TrimSpace(v)) } return resultList }