52 lines
1.1 KiB
Go
Executable File
52 lines
1.1 KiB
Go
Executable File
// CookieJar - A contestant's algorithm toolbox
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// Copyright (c) 2013 Peter Szilagyi. All rights reserved.
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//
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// CookieJar is dual licensed: use of this source code is governed by a BSD
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// license that can be found in the LICENSE file. Alternatively, the CookieJar
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// toolbox may be used in accordance with the terms and conditions contained
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// in a signed written agreement between you and the author(s).
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package bag_test
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import (
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"fmt"
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"gopkg.in/karalabe/cookiejar.v2/collections/bag"
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)
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// Small demo of the common functions in the bag package.
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func Example_usage() {
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// Create a new bag with some integers in it
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b := bag.New()
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for i := 0; i < 10; i++ {
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b.Insert(i)
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}
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b.Insert(8)
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// Remove every odd integer
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for i := 1; i < 10; i += 2 {
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b.Remove(i)
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}
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// Print the element count of all numbers
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for i := 0; i < 10; i++ {
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fmt.Printf("#%d: %d\n", i, b.Count(i))
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}
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// Calculate the sum with a Do iteration
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sum := 0
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b.Do(func(val interface{}) {
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sum += val.(int)
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})
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fmt.Println("Sum:", sum)
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// Output:
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// #0: 1
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// #1: 0
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// #2: 1
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// #3: 0
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// #4: 1
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// #5: 0
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// #6: 1
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// #7: 0
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// #8: 2
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// #9: 0
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// Sum: 28
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}
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