gods/examples/treebidimap.go

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// Copyright (c) 2015, Emir Pasic. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package examples
import (
"github.com/emirpasic/gods/maps/treebidimap"
"github.com/emirpasic/gods/utils"
)
// TreeBidiMapExample to demonstrate basic usage of TreeBidiMap
func TreeBidiMapExample() {
m := treebidimap.NewWith(utils.IntComparator, utils.StringComparator) // empty
m.Put(1, "x") // 1->x
m.Put(3, "b") // 1->x, 3->b (ordered)
m.Put(1, "a") // 1->a, 3->b (ordered)
m.Put(2, "b") // 1->a, 2->b (ordered)
_, _ = m.GetKey("a") // 1, true
_, _ = m.Get(2) // b, true
_, _ = m.Get(3) // nil, false
_ = m.Values() // []interface {}{"a", "b"} (ordered)
_ = m.Keys() // []interface {}{1, 2} (ordered)
m.Remove(1) // 2->b
m.Clear() // empty
m.Empty() // true
m.Size() // 0
}