import{_ as l,o as p,c as o,k as s,a,X as n}from"./chunks/framework.6e839c56.js";const C=JSON.parse('{"title":"Linklist","description":"","frontmatter":{},"headers":[],"relativePath":"api/packages/datastructure/link.md","filePath":"api/packages/datastructure/link.md"}'),e={name:"api/packages/datastructure/link.md"},t=s("h1",{id:"Linklist",tabindex:"-1"},[a("Linklist "),s("a",{class:"header-anchor",href:"#Linklist","aria-label":'Permalink to "Linklist"'},"​")],-1),c=s("p",null,"Linklist是链表数据结构，它的节点有一个值和一个指向下一个节点的指针。",-1),r=s("div",{STYLE:"page-break-after: always;"},null,-1),y=s("h2",{id:"源码",tabindex:"-1"},[a("源码 "),s("a",{class:"header-anchor",href:"#源码","aria-label":'Permalink to "源码"'},"​")],-1),i=s("ul",null,[s("li",null,[s("a",{href:"https://github.com/duke-git/lancet/blob/main/datastructure/link/singlylink.go",target:"_blank",rel:"noreferrer"},"https://github.com/duke-git/lancet/blob/main/datastructure/link/singlylink.go")]),s("li",null,[s("a",{href:"https://github.com/duke-git/lancet/blob/main/datastructure/link/doublylink.go",target:"_blank",rel:"noreferrer"},"https://github.com/duke-git/lancet/blob/main/datastructure/link/doublylink.go")])],-1),F=s("div",{STYLE:"page-break-after: always;"},null,-1),A=n(`

用法 ​

go
import (
    link "github.com/duke-git/lancet/v2/datastructure/link"
)
import (
    link "github.com/duke-git/lancet/v2/datastructure/link"
)
`,2),u=s("div",{STYLE:"page-break-after: always;"},null,-1),d=n('

目录 ​

1. SinglyLink单链表 ​

2. DoublyLink双向链表 ​

',5),k=s("div",{STYLE:"page-break-after: always;"},null,-1),E=n(`

文档 ​

1. SinglyLink ​

SingleLink是单向链表，它的节点有一个值和一个指向链表的下一个节点的指针。

创建SinglyLink指针实例

函数签名:

go
type LinkNode[T any] struct {
	Value T
	Next  *LinkNode[T]
}
type SinglyLink[T any] struct {
	Head   *datastructure.LinkNode[T]
	length int
}
func NewSinglyLink[T any]() *SinglyLink[T]
type LinkNode[T any] struct {
	Value T
	Next  *LinkNode[T]
}
type SinglyLink[T any] struct {
	Head   *datastructure.LinkNode[T]
	length int
}
func NewSinglyLink[T any]() *SinglyLink[T]

示例:

go
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewSinglyLink[int]()
    fmt.Println(lk)
}
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewSinglyLink[int]()
    fmt.Println(lk)
}

Values ​

返回链表中所有节点值的切片

函数签名:

go
func (link *SinglyLink[T]) Values() []T
func (link *SinglyLink[T]) Values() []T

示例:

go
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewSinglyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    fmt.Println(lk.Values()) //[]int{1, 2, 3}
}
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewSinglyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    fmt.Println(lk.Values()) //[]int{1, 2, 3}
}

InsertAt ​

将值插入到索引处的链表中，索引应大于或等于0且小于或等于链表节点数

函数签名:

go
func (link *SinglyLink[T]) InsertAt(index int, value T)
func (link *SinglyLink[T]) InsertAt(index int, value T)

示例:

go
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewSinglyLink[int]()

    lk.InsertAt(1, 1) //do nothing

    lk.InsertAt(0, 1)
    lk.InsertAt(1, 2)
    lk.InsertAt(2, 3)
    lk.InsertAt(2, 4)

    fmt.Println(lk.Values()) //[]int{1, 2, 4, 3}
}
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewSinglyLink[int]()

    lk.InsertAt(1, 1) //do nothing

    lk.InsertAt(0, 1)
    lk.InsertAt(1, 2)
    lk.InsertAt(2, 3)
    lk.InsertAt(2, 4)

    fmt.Println(lk.Values()) //[]int{1, 2, 4, 3}
}

InsertAtHead ​

将值插入到链表表头

函数签名:

go
func (link *SinglyLink[T]) InsertAtHead(value T)
func (link *SinglyLink[T]) InsertAtHead(value T)

示例:

go
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewSinglyLink[int]()

    lk.InsertAtHead(1)
    lk.InsertAtHead(2)
    lk.InsertAtHead(3)

    fmt.Println(lk.Values()) //[]int{3, 2, 1}
}
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewSinglyLink[int]()

    lk.InsertAtHead(1)
    lk.InsertAtHead(2)
    lk.InsertAtHead(3)

    fmt.Println(lk.Values()) //[]int{3, 2, 1}
}

InsertAtTail ​

将值插入到链表末尾

函数签名:

go
func (link *SinglyLink[T]) InsertAtTail(value T)
func (link *SinglyLink[T]) InsertAtTail(value T)

示例:

go
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewSinglyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    fmt.Println(lk.Values()) //[]int{1, 2, 3}
}
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewSinglyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    fmt.Println(lk.Values()) //[]int{1, 2, 3}
}

DeleteAt ​

删除特定索引处的值，索引应大于或等于0且小于或等于链接节点数-1

函数签名:

go
func (link *SinglyLink[T]) DeleteAt(index int)
func (link *SinglyLink[T]) DeleteAt(index int)

示例:

go
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewSinglyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)
    lk.InsertAtTail(4)

    lk.DeleteAt(3)

    fmt.Println(lk.Values()) //[]int{1, 2, 3}
}
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewSinglyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)
    lk.InsertAtTail(4)

    lk.DeleteAt(3)

    fmt.Println(lk.Values()) //[]int{1, 2, 3}
}

DeleteAtHead ​

删除链表头节点

函数签名:

go
func (link *SinglyLink[T]) DeleteAtHead()
func (link *SinglyLink[T]) DeleteAtHead()

示例:

go
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewSinglyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)
    lk.InsertAtTail(4)

    lk.DeleteAtHead()
    
    fmt.Println(lk.Values()) //[]int{2, 3, 4}
}
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewSinglyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)
    lk.InsertAtTail(4)

    lk.DeleteAtHead()
    
    fmt.Println(lk.Values()) //[]int{2, 3, 4}
}

DeleteAtTail ​

删除链表末尾节点

函数签名:

go
func (link *SinglyLink[T]) DeleteAtTail()
func (link *SinglyLink[T]) DeleteAtTail()

示例:

go
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewSinglyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    lk.DeleteAtTail()
    
    fmt.Println(lk.Values()) //[]int{1, 2}
}
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewSinglyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    lk.DeleteAtTail()
    
    fmt.Println(lk.Values()) //[]int{1, 2}
}

DeleteValue ​

删除链表中指定的value值

函数签名:

go
func (link *SinglyLink[T]) DeleteValue(value T)
func (link *SinglyLink[T]) DeleteValue(value T)

示例:

go
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewSinglyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    lk.DeleteValue(2)
    fmt.Println(lk.Values()) //[]int{1, 3}
}
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewSinglyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    lk.DeleteValue(2)
    fmt.Println(lk.Values()) //[]int{1, 3}
}

Reverse ​

反转链表所有节点顺序

函数签名:

go
func (link *SinglyLink[T]) Reverse()
func (link *SinglyLink[T]) Reverse()

示例:

go
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewSinglyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    lk.Reverse()
    fmt.Println(lk.Values()) //[]int{3, 2, 1}
}
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewSinglyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    lk.Reverse()
    fmt.Println(lk.Values()) //[]int{3, 2, 1}
}

GetMiddleNode ​

获取链表中部节点

函数签名:

go
func (link *SinglyLink[T]) GetMiddleNode() *datastructure.LinkNode[T]
func (link *SinglyLink[T]) GetMiddleNode() *datastructure.LinkNode[T]

示例:

go
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewSinglyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    midNode := lk.GetMiddleNode()
    fmt.Println(midNode.Value) //2
}
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewSinglyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    midNode := lk.GetMiddleNode()
    fmt.Println(midNode.Value) //2
}

Size ​

获取链表节点数量

函数签名:

go
func (link *SinglyLink[T]) Size() int
func (link *SinglyLink[T]) Size() int

示例:

go
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewSinglyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    fmt.Println(lk.Size()) //3
}
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewSinglyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    fmt.Println(lk.Size()) //3
}

IsEmpty ​

判断链表是否为空

函数签名:

go
func (link *SinglyLink[T]) IsEmpty() bool
func (link *SinglyLink[T]) IsEmpty() bool

示例:

go
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewSinglyLink[int]()
    fmt.Println(lk.IsEmpty()) //true

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    fmt.Println(lk.IsEmpty()) //false
}
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewSinglyLink[int]()
    fmt.Println(lk.IsEmpty()) //true

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    fmt.Println(lk.IsEmpty()) //false
}

Clear ​

清空链表所有节点

函数签名:

go
func (link *SinglyLink[T]) Clear()
func (link *SinglyLink[T]) Clear()

示例:

go
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewSinglyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    lk.Clear()

    fmt.Println(lk.Values()) //
}
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewSinglyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    lk.Clear()

    fmt.Println(lk.Values()) //
}

Print ​

打印链表结构

函数签名:

go
func (link *SinglyLink[T]) Clear()
func (link *SinglyLink[T]) Clear()

示例:

go
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewSinglyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)
    
    lk.Print() //[ &{Value:1 Pre:<nil> Next:0xc0000a4048}, &{Value:2 Pre:<nil> Next:0xc0000a4060}, &{Value:3 Pre:<nil> Next:<nil>} ]
}
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewSinglyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)
    
    lk.Print() //[ &{Value:1 Pre:<nil> Next:0xc0000a4048}, &{Value:2 Pre:<nil> Next:0xc0000a4060}, &{Value:3 Pre:<nil> Next:<nil>} ]
}

2. DoublyLink ​

DoublyLink是双向链表，它的节点有一个值，next指针指向下一个节点，pre指针指向前一个节点。

创建NewDoublyLink指针实例

函数签名:

go
type LinkNode[T any] struct {
	Value T
    Pre   *LinkNode[T]
	Next  *LinkNode[T]
}
type DoublyLink[T any] struct {
	Head   *datastructure.LinkNode[T]
	length int
}
func NewDoublyLink[T any]() *DoublyLink[T]
type LinkNode[T any] struct {
	Value T
    Pre   *LinkNode[T]
	Next  *LinkNode[T]
}
type DoublyLink[T any] struct {
	Head   *datastructure.LinkNode[T]
	length int
}
func NewDoublyLink[T any]() *DoublyLink[T]

示例:

go
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewDoublyLink[int]()
    fmt.Println(lk)
}
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewDoublyLink[int]()
    fmt.Println(lk)
}

Values ​

返回链表中所有节点值的切片

函数签名:

go
func (link *DoublyLink[T]) Values() []T
func (link *DoublyLink[T]) Values() []T

示例:

go
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewDoublyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    fmt.Println(lk.Values()) //[]int{1, 2, 3}
}
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewDoublyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    fmt.Println(lk.Values()) //[]int{1, 2, 3}
}

InsertAt ​

将值插入到索引处的链表中，索引应大于或等于0且小于或等于链表节点数

函数签名:

go
func (link *DoublyLink[T]) InsertAt(index int, value T)
func (link *DoublyLink[T]) InsertAt(index int, value T)

示例:

go
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewDoublyLink[int]()

    lk.InsertAt(1, 1) //do nothing

    lk.InsertAt(0, 1)
    lk.InsertAt(1, 2)
    lk.InsertAt(2, 3)
    lk.InsertAt(2, 4)

    fmt.Println(lk.Values()) //[]int{1, 2, 4, 3}
}
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewDoublyLink[int]()

    lk.InsertAt(1, 1) //do nothing

    lk.InsertAt(0, 1)
    lk.InsertAt(1, 2)
    lk.InsertAt(2, 3)
    lk.InsertAt(2, 4)

    fmt.Println(lk.Values()) //[]int{1, 2, 4, 3}
}

InsertAtHead ​

将值插入到链表表头

函数签名:

go
func (link *DoublyLink[T]) InsertAtHead(value T)
func (link *DoublyLink[T]) InsertAtHead(value T)

示例:

go
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewDoublyLink[int]()

    lk.InsertAtHead(1)
    lk.InsertAtHead(2)
    lk.InsertAtHead(3)

    fmt.Println(lk.Values()) //[]int{3, 2, 1}
}
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewDoublyLink[int]()

    lk.InsertAtHead(1)
    lk.InsertAtHead(2)
    lk.InsertAtHead(3)

    fmt.Println(lk.Values()) //[]int{3, 2, 1}
}

InsertAtTail ​

将值插入到链表末尾

函数签名:

go
func (link *DoublyLink[T]) InsertAtTail(value T)
func (link *DoublyLink[T]) InsertAtTail(value T)

示例:

go
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewDoublyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    fmt.Println(lk.Values()) //[]int{1, 2, 3}
}
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewDoublyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    fmt.Println(lk.Values()) //[]int{1, 2, 3}
}

DeleteAt ​

删除特定索引处的值，索引应大于或等于0且小于或等于链接节点数-1

函数签名:

go
func (link *DoublyLink[T]) DeleteAt(index int)
func (link *DoublyLink[T]) DeleteAt(index int)

示例:

go
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewDoublyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)
    lk.InsertAtTail(4)

    lk.DeleteAt(3)

    fmt.Println(lk.Values()) //[]int{1, 2, 3}
}
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewDoublyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)
    lk.InsertAtTail(4)

    lk.DeleteAt(3)

    fmt.Println(lk.Values()) //[]int{1, 2, 3}
}

DeleteAtHead ​

删除链表头节点

函数签名:

go
func (link *DoublyLink[T]) DeleteAtHead()
func (link *DoublyLink[T]) DeleteAtHead()

示例:

go
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewDoublyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)
    lk.InsertAtTail(4)

    lk.DeleteAtHead()
    
    fmt.Println(lk.Values()) //[]int{2, 3, 4}
}
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewDoublyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)
    lk.InsertAtTail(4)

    lk.DeleteAtHead()
    
    fmt.Println(lk.Values()) //[]int{2, 3, 4}
}

DeleteAtTail ​

删除链表末尾节点

函数签名:

go
func (link *DoublyLink[T]) DeleteAtTail()
func (link *DoublyLink[T]) DeleteAtTail()

示例:

go
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewDoublyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    lk.DeleteAtTail()
    
    fmt.Println(lk.Values()) //[]int{1, 2}
}
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewDoublyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    lk.DeleteAtTail()
    
    fmt.Println(lk.Values()) //[]int{1, 2}
}

Reverse ​

反转链表所有节点顺序

函数签名:

go
func (link *DoublyLink[T]) Reverse()
func (link *DoublyLink[T]) Reverse()

示例:

go
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewDoublyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    lk.Reverse()
    fmt.Println(lk.Values()) //[]int{3, 2, 1}
}
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewDoublyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    lk.Reverse()
    fmt.Println(lk.Values()) //[]int{3, 2, 1}
}

GetMiddleNode ​

获取链表中部节点

函数签名:

go
func (link *DoublyLink[T]) GetMiddleNode() *datastructure.LinkNode[T]
func (link *DoublyLink[T]) GetMiddleNode() *datastructure.LinkNode[T]

示例:

go
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewDoublyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    midNode := lk.GetMiddleNode()
    fmt.Println(midNode.Value) //2
}
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewDoublyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    midNode := lk.GetMiddleNode()
    fmt.Println(midNode.Value) //2
}

Size ​

获取链表节点数量

函数签名:

go
func (link *DoublyLink[T]) Size() int
func (link *DoublyLink[T]) Size() int

示例:

go
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewDoublyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    fmt.Println(lk.Size()) //3
}
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewDoublyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    fmt.Println(lk.Size()) //3
}

IsEmpty ​

判断链表是否为空

函数签名:

go
func (link *DoublyLink[T]) IsEmpty() bool
func (link *DoublyLink[T]) IsEmpty() bool

示例:

go
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewDoublyLink[int]()
    fmt.Println(lk.IsEmpty()) //true

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    fmt.Println(lk.IsEmpty()) //false
}
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewDoublyLink[int]()
    fmt.Println(lk.IsEmpty()) //true

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    fmt.Println(lk.IsEmpty()) //false
}

Clear ​

清空链表所有节点

函数签名:

go
func (link *DoublyLink[T]) Clear()
func (link *DoublyLink[T]) Clear()

示例:

go
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewDoublyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    lk.Clear()

    fmt.Println(lk.Values()) //
}
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewDoublyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)

    lk.Clear()

    fmt.Println(lk.Values()) //
}

打印链表结构

函数签名:

go
func (link *DoublyLink[T]) Clear()
func (link *DoublyLink[T]) Clear()

示例:

go
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewDoublyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)
    
    lk.Print() //
}
package main

import (
    "fmt"
    link "github.com/duke-git/lancet/v2/datastructure/link"
)

func main() {
    lk := link.NewDoublyLink[int]()

    lk.InsertAtTail(1)
    lk.InsertAtTail(2)
    lk.InsertAtTail(3)
    
    lk.Print() //
}
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