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5.1 标准输入 NewScanner

时间:2018-03-22 01:38:09      阅读:164      评论:0      收藏:0      [点我收藏+]

标签:输入   string   import   txt   blog   proc   amp   name   news   

package main

import (
    "fmt"
)

func main() {

    var name string
    fmt.Println("What is your name?")
    fmt.Scanf("%s\n", &name)

    var age int
    fmt.Println("What is your age?")
    fmt.Scanf("%d\n", &age)

    fmt.Printf("Hello %s, your age is %d\n", name, age)

}

/*
What is your name?
dsf
What is your age?
11
Hello dsf, your age is 11
*/

package main

import (
    "bufio"
    "fmt"
    "os"
)

func main() {

    // The Scanner is able to
    // scan input by lines
    sc := bufio.NewScanner(os.Stdin)
    for sc.Scan() {
        txt := sc.Text()
        fmt.Printf("Echo: %s\n", txt)
    }

}

/*
hh
Echo: hh
hh
Echo: hh
jhbhj
Echo: jhbhj

一直捕捉屏幕输入 然后输出
*/

package main

import (
    "fmt"
    "os"
)

func main() {

    for {
        data := make([]byte, 8)
        n, err := os.Stdin.Read(data)
        if err == nil && n > 0 {
            process(data)
        } else {
            break
        }
    }

}

func process(data []byte) {
    fmt.Printf("Received: %X    %s\n", data, string(data))
}

/*
h
Received: 680A000000000000  h

jj
Received: 6A6A0A0000000000  jj

klk里面了昆明
Received: 6B6C6BE9878CE99D  klk里?
Received: A2E4BA86E69886E6  ?了昆?
Received: 988E0A0000000000  ??

可能离开
Received: E58FAFE883BDE7A6  可能?
Received: BBE5BC800A000000  ?开

jk
Received: 6A6B0A0000000000  jk

mm
Received: 6D6D0A0000000000  mm

*/

5.1 标准输入 NewScanner

标签:输入   string   import   txt   blog   proc   amp   name   news   

原文地址:https://www.cnblogs.com/zrdpy/p/8620911.html

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