go语言入门-搞定cmd

来源：互联网发布：淘宝销量排行榜查询编辑：程序博客网时间：2024/06/07 04:45
go语言入门-搞定cmd
package mainimport (    "bufio"    "fmt"    "io"    "os/exec"    "regexp"    "strconv"    "strings")func main() {    command := "ping"    params := []string{"-a", "127.0.0.1"}    //执行cmd命令: ls -l    execCommand(command, params)    //    command := "ipconfig"    //    params := []string{"/all"}    //    //执行cmd命令: ls -l    //    ip := getip(command, params)    //    fmt.Println(ip)    //    ip2 := IncIP(ip, 1)    //    ip3 := IncIP(ip, 2)    //    ip4 := IncIP(ip, 3)    //    ip5 := IncIP(ip, 4)    //    fmt.Println(ip2)    //    fmt.Println(ip3)    //    fmt.Println(ip4)    //    fmt.Println(ip5)}func IncIP(ip string, n int) string {    ips := strings.Split(ip, ".")    ip3, error := strconv.Atoi(ips[3])    if error != nil {        fmt.Println("字符串转换成整数失败")    }    ip3 = ip3 + n    ip3_d := strconv.Itoa(ip3) //数字变成字符串    ip_new := ips[0] + "." + ips[1] + "." + ips[2] + "." + ip3_d    //fmt.Println(ip_new)    return ip_new}func execCommand(commandName string, params []string) bool {    cmd := exec.Command(commandName, params...)    //显示运行的命令    fmt.Println(cmd.Args)    stdout, err := cmd.StdoutPipe()    if err != nil {        fmt.Println(err)        return false    }    cmd.Start()    reader := bufio.NewReader(stdout)    //实时循环读取输出流中的一行内容    for {        line, err2 := reader.ReadString('\n')        if err2 != nil || io.EOF == err2 {            break        }        //        enc := mahonia.NewDecoder("UTF-8")        //        goStr := enc.ConvertString(line)        fmt.Println(line)    }    cmd.Wait()    return true}func getip(commandName string, params []string) string {    cmd := exec.Command(commandName, params...)    //显示运行的命令    fmt.Println(cmd.Args)    stdout, err := cmd.StdoutPipe()    if err != nil {        fmt.Println(err)        return ""    }    cmd.Start()    reader := bufio.NewReader(stdout)    result := ""    //实时循环读取输出流中的一行内容    for {        line, err2 := reader.ReadString('\n')        if err2 != nil || io.EOF == err2 {            break        }        //fmt.Println(line)        reg := regexp.MustCompile("\\d{1,3}.\\d{1,3}.\\d{1,3}.\\d{1,3}") //六位连续的数字        //返回str中第一个匹配reg的字符串        data := reg.Find([]byte(line))        if data != nil {            result = string(data)            //fmt.Println(result)            break        }    }    cmd.Wait()    return result}
0 0