go 按行从标准输入循环读入数据

从标准输入按行循环读入数据

 1 package main
 2 
 3 import (
 4     "bufio"
 5     "io"
 6     "log"
 7     "os"
 8     "strings"
 9 )
10 /**
11  * 按行从标准输入读取
12  */
13 func main() {
14     br := bufio.NewReader(os.Stdin)
15     for {
16         input, err := br.ReadString('\n')
17         if err == io.EOF {
18             log.Println(strings.TrimSpace(input))
19             log.Println("=================== file end ==============================")
20             break
21         } else if err != nil {
22             log.Printf("read err: %v\n", err)
23             break
24         }
25 
26         log.Println(strings.TrimSpace(input))
27     }
28 }