Programming-Idioms

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2015-11-30, 12:37:30

2015-12-30, 17:04:22

Idiom #70 Use clock as random generator seed

Get the current date and provide it as a seed to a random generator. The generator sequence will be different at each run.

Get the current date and provide it as a seed to a random generator. The generator sequence will be different at each run.

import (
	"math/rand"
	"time"
)

import (
	"math/rand"
	"time"
)

rand.Seed(time.Now().UnixNano())

rand.Seed(time.Now().UnixNano())

This initializes the default Source.

This initializes the default Source.

https://golang.org/pkg/math/rand/#Seed

http://play.golang.org/p/3sk_hOz0PH

http://play.golang.org/p/3sk_hOz0PH

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