Function ExampleKeyExists

client/v3/clientv3util/example_key_test.go:48–66

()

}

func ExampleKeyExists() {
	cli, err := clientv3.New(clientv3.Config{
		Endpoints: []string{"127.0.0.1:2379"},
	})
	if err != nil {
		log.Fatal(err)
	}
	defer cli.Close()
	kvc := clientv3.NewKV(cli)

	// perform a delete only if key already exists
	_, err = kvc.Txn(context.Background()).
		If(clientv3util.KeyExists("purpleidea")).
		Then(clientv3.OpDelete("purpleidea")).
		Commit()
	if err != nil {
		log.Fatal(err)
	}
}