mirror of
https://github.com/crazybber/awesome-patterns.git
synced 2024-11-24 05:26:02 +03:00
47 lines
697 B
Go
47 lines
697 B
Go
package main
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import (
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"fmt"
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"time"
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)
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type Human interface {
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Speak()
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}
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type Australia struct {
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}
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func (h *Australia) Speak() {
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fmt.Println("I am Australia")
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}
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func InterfacePresentation(vs ...interface{}) {
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t := time.Now()
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for _, v := range vs {
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b := time.Since(t)
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fmt.Println("Before Checking", b)
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m, ok := interface{}(v).(Human)
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a := time.Since(t)
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fmt.Println("After Checking", a)
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if ok {
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m.Speak()
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}
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}
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}
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func Presentation(human ...Human) {
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for _, h := range human {
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h.Speak()
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}
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}
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func main() {
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var persons []interface{} = make([]interface{}, 100)
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for i := 0; i <= 100; i++ {
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persons = append(persons, &Australia{})
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}
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InterfacePresentation(persons...)
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}
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