博客
关于我
【数据结构连载一线性表】【单向循环链表】javascript
阅读量:480 次
发布时间:2019-03-06

本文共 3820 字,大约阅读时间需要 12 分钟。

function Node() {       this.data = null;    this.next = null;}function CycleLinkedList() {       this.length = 0;    this.rear = new Node();    this.rear.next = this.rear;    this.empty = function () {           return this.rear === this.rear.next    };    this.exist = function (value) {           let cur = this.rear.next;        const tail = this.rear        while (cur !== tail) {               if (cur.data === value) {                   return true;            }            cur = cur.next;        }        return false    };    this.get = function (index) {           if (index >= l.length) {               throw new Error("下标越界")        }        let cur = l.rear.next;        const tail = l.rear        let n = 0;        while (cur !== tail) {               if (n === index) {                   return cur.data            }            cur = cur.next;            n++;        }    };    this.add = function (value) {           let cur = this.rear;        const new_node = new Node();        new_node.data = value;        new_node.next = cur.next;        this.rear.next = new_node;        this.length++;    };    this.append = function (value) {           const new_node = new Node();        new_node.data = value;        let tail = this.rear;        let cur = this.rear;        while (cur.next !== tail) {               cur = cur.next;        }        new_node.next = cur.next;        cur.next = new_node;        this.length++;    };    this.show = function () {           const tail = this.rear;        let cur = this.rear.next;        let s = "";        while (cur !== tail) {               s += cur.data + " "            cur = cur.next;        }        console.log(s)    };    this.insert = function (index, value) {           let cur = this.rear;        const tail = this.rear;        let n = 0;        const new_node = new Node();        new_node.data = value;        while (cur.next !== tail) {               if (n === index) {                   new_node.next = cur.next;                cur.next = new_node;                this.length++;                return            }            cur = cur.next;            n++;        }        new_node.next = cur.next;        cur.next = new_node;        this.length++;    };    this.index = function (value) {           let cur = this.rear.next;        const tail = this.rear;        let n = 0;        while (cur !== tail) {               if (cur.data === value) {                   return n            }            cur = cur.next;            n++;        }        return -1    };    this.delete = function (index) {           if (index >= this.length) {               throw new Error("下标越界:" + index);        }        let cur = this.rear;        const tail = this.rear;        let n = 0;        while (cur.next !== tail) {               if (n === index) {                   cur.next = cur.next.next;                this.length--;            }            n++;            cur = cur.next;        }    };    this.remove = function (value) {           let cur = this.rear;        const tail = this.rear;        while (tail !== cur.next) {               if (cur.next.data === value) {                   cur.next = cur.next.next;                this.length--;                return            }            cur = cur.next;        }        throw new Error("删除数据不存在" + value);    };    this.pop = function () {           let cur = this.rear;        const tail = this.rear;        while (tail !== cur.next.next) {               cur = cur.next;        }        const data = cur.next.data;        cur.next = cur.next.next;        this.tail = cur        this.length--;        return data;    }}l = new CycleLinkedList();l.add(10)l.add(9)l.add(8)l.add(7)l.append(7)l.insert(8, 19)console.log(l.exist(19))console.log(l.index(10))l.show()console.log(l.pop())console.log(l.pop())l.show()

转载地址:http://haxdz.baihongyu.com/

你可能感兴趣的文章
mysql 存在update不存在insert
查看>>
Mysql 学习总结(86)—— Mysql 的 JSON 数据类型正确使用姿势
查看>>
Mysql 学习总结(87)—— Mysql 执行计划(Explain)再总结
查看>>
Mysql 学习总结(88)—— Mysql 官方为什么不推荐用雪花 id 和 uuid 做 MySQL 主键
查看>>
Mysql 学习总结(89)—— Mysql 库表容量统计
查看>>
mysql 实现主从复制/主从同步
查看>>
mysql 审核_审核MySQL数据库上的登录
查看>>
mysql 导入 sql 文件时 ERROR 1046 (3D000) no database selected 错误的解决
查看>>
mysql 导入导出大文件
查看>>
MySQL 导出数据
查看>>
mysql 将null转代为0
查看>>
mysql 常用
查看>>
MySQL 常用列类型
查看>>
mysql 常用命令
查看>>
Mysql 常见ALTER TABLE操作
查看>>
MySQL 常见的 9 种优化方法
查看>>
MySQL 常见的开放性问题
查看>>
Mysql 常见错误
查看>>
mysql 常见问题
查看>>
MYSQL 幻读(Phantom Problem)不可重复读
查看>>