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112 lines
2.3 KiB
Go
112 lines
2.3 KiB
Go
// Copyright 2018 gf Author(https://github.com/gogf/gf). All Rights Reserved.
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//
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// This Source Code Form is subject to the terms of the MIT License.
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// If a copy of the MIT was not distributed with this file,
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// You can obtain one at https://github.com/gogf/gf.
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package garray_test
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import (
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"fmt"
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"github.com/gogf/gf/g/container/garray"
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)
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func Example_basic() {
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// 创建普通的数组，默认并发安全(带锁)
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a := garray.New(true)
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// 添加数据项
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for i := 0; i < 10; i++ {
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a.Append(i)
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}
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// 获取当前数组长度
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fmt.Println(a.Len())
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// 获取当前数据项列表
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fmt.Println(a.Slice())
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// 获取指定索引项
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fmt.Println(a.Get(6))
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// 查找指定数据项是否存在
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fmt.Println(a.Contains(6))
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fmt.Println(a.Contains(100))
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// 在指定索引前插入数据项
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a.InsertAfter(9, 11)
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// 在指定索引后插入数据项
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a.InsertBefore(10, 10)
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fmt.Println(a.Slice())
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// 修改指定索引的数据项
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a.Set(0, 100)
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fmt.Println(a.Slice())
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// 搜索数据项，返回搜索到的索引位置
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fmt.Println(a.Search(5))
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// 删除指定索引的数据项
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a.Remove(0)
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fmt.Println(a.Slice())
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// 清空数组
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fmt.Println(a.Slice())
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a.Clear()
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fmt.Println(a.Slice())
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// Output:
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// 10
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// [0 1 2 3 4 5 6 7 8 9]
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// 6
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// true
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// false
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// [0 1 2 3 4 5 6 7 8 9 10 11]
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// [100 1 2 3 4 5 6 7 8 9 10 11]
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// 5
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// [1 2 3 4 5 6 7 8 9 10 11]
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// [1 2 3 4 5 6 7 8 9 10 11]
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// []
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}
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func Example_rand() {
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array := garray.NewFrom([]interface{}{1, 2, 3, 4, 5, 6, 7, 8, 9})
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// 随机返回两个数据项(不删除)
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fmt.Println(array.Rands(2))
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fmt.Println(array.PopRand())
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}
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func Example_pop() {
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array := garray.NewFrom([]interface{}{1, 2, 3, 4, 5, 6, 7, 8, 9})
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fmt.Println(array.PopLeft())
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fmt.Println(array.PopLefts(2))
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fmt.Println(array.PopRight())
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fmt.Println(array.PopRights(2))
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// Output:
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// 1
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// [2 3]
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// 9
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// [7 8]
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}
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func Example_merge() {
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array1 := garray.NewFrom([]interface{}{1, 2})
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array2 := garray.NewFrom([]interface{}{3, 4})
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slice1 := []interface{}{5, 6}
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slice2 := []int{7, 8}
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slice3 := []string{"9", "0"}
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fmt.Println(array1.Slice())
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array1.Merge(array1)
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array1.Merge(array2)
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array1.Merge(slice1)
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array1.Merge(slice2)
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array1.Merge(slice3)
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fmt.Println(array1.Slice())
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// Output:
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// [1 2]
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// [1 2 1 2 3 4 5 6 7 8 9 0]
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}
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