go switch case
switch time {
case "morning":
fmt.Println("Time to wake up!")
case "night":
fmt.Println("Time to go to bed.")
default:
fmt.Println("Enjoy life")
}
3.5
10
package main
import (
"fmt"
"runtime"
)
func main() {
fmt.Print("Go runs on ")
switch os := runtime.GOOS; os {
case "darwin":
fmt.Println("OS X.")
case "linux":
fmt.Println("Linux.")
default:
// freebsd, openbsd,
// plan9, windows...
fmt.Printf("%s.\n", os)
}
}
Thank you!
10
0
4.25
8
// switch statement
switch operatingSystem {
case "darwin":
fmt.Println("Mac OS Hipster")
// cases break automatically, no fallthrough by default
case "linux":
fmt.Println("Linux Geek")
default:
// Windows, BSD, ...
fmt.Println("Other")
}
// as with for and if, you can have an assignment statement before the switch value
switch os := runtime.GOOS; os {
case "darwin": ...
}
// you can also make comparisons in switch cases
number := 42
switch {
case number < 42:
fmt.Println("Smaller")
case number == 42:
fmt.Println("Equal")
case number > 42:
fmt.Println("Greater")
}
// cases can be presented in comma-separated lists
var char byte = '?'
switch char {
case ' ', '?', '&', '=', '#', '+', '%':
fmt.Println("Should escape")
}
Thank you!
8
0
4.4
5
switch time.Now().Weekday() {
case time.Saturday, time.Sunday:
fmt.Println("It's the weekend")
default:
fmt.Println("It's a weekday")
}
Thank you!
5
0
Are there any code examples left?
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