// 从控制台读取输入:
package main
import "fmt"
var (
firstName, lastName, s string
i int
f float32
input = "56.12 / 5212 / Go"
format = "%f / %d / %s"
)
func main() {
fmt.Println("Please enter your full name: ")
fmt.Scanln(&firstName, &lastName)
// fmt.Scanf("%s %s", &firstName, &lastName)
fmt.Printf("Hi %s %s!\n", firstName, lastName) // Hi Chris Naegels
fmt.Sscanf(input, format, &f, &i, &s)
fmt.Println("From the string we read: ", f, i, s)
// 输出结果: From the string we read: 56.12 5212 Go
}
package main
import (
"fmt"
"os"
"bufio"
)
func main() {
inputReader := bufio.NewReader(os.Stdin)
fmt.Println("Please enter your name:")
input, err := inputReader.ReadString('\n')
if err != nil {
fmt.Println("There were errors reading, exiting program.")
return
}
fmt.Printf("Your name is %s", input)
// For Unix: test with delimiter "\n", for Windows: test with "\r\n"
switch input {
case "Philip\r\n": fmt.Println("Welcome Philip!")
case "Chris\r\n": fmt.Println("Welcome Chris!")
case "Ivo\r\n": fmt.Println("Welcome Ivo!")
default: fmt.Printf("You are not welcome here! Goodbye!")
}
// version 2:
switch input {
case "Philip\r\n": fallthrough
case "Ivo\r\n": fallthrough
case "Chris\r\n": fmt.Printf("Welcome %s\n", input)
default: fmt.Printf("You are not welcome here! Goodbye!\n")
}
// version 3:
switch input {
case "Philip\r\n", "Ivo\r\n": fmt.Printf("Welcome %s\n", input)
default: fmt.Printf("You are not welcome here! Goodbye!\n")
}
}