fl4.go

package main

import (
    "sync"
    "time"
)

var objectPool = sync.Pool{
    New: func() interface{} {
        return time.Now()
    },
}

func main() {
    // Get an object from the pool
    t := objectPool.Get().(time.Time)
    defer objectPool.Put(t)
    // Use the object
    _ = t.String()
}