giscafer

export class Cookie {
  static get(name: string): string {
    let arr: RegExpMatchArray;
    const reg = new RegExp('(^| )' + name + '=([^;]*)(;|$)');
    if ((arr = document.cookie.match(reg))) {
      return decodeURIComponent(arr[2]);
    } else {
      return '';
    }
  }

giscafer

/**
 * 伪代码
 */

var socket = {};

socket.on('message', function() {
  // listener 真正拿到结果
});

giscafer

'use strict';

const fs = require('fs');
const exec = require('child_process').exec;

const npmPackageName = process.env.npm_package_name;
const uri = './.gitlab-ci.yml';

const uuid = () => {
  return `${Math.random()

giscafer

{
  "parser": "babel-eslint",
  "plugins": ["react", "react-native"],
  "env": {
    "browser": true,
    "node": true
  },
  "parserOptions": {
    "ecmaFeatures": {
      "jsx": true,

giscafer

/**
 * 百度BOS直传
 * @param {*} filePath
 */
export default function uploadPicture(filePath) {
  let filename = uuid() + filePath.substring(filePath.lastIndexOf("/") + 1);
  const tokenObj = Taro.getStorageSync('bosUploadToken');
  let policy = `{"conditions":[{"bucket":"yztfile"},{"key":"${commonPath}${filename}"}]}`;
  let base64 = Base64.encode(policy)
  let signature = HmacSHA256(base64, secretAccessKey).toString(EncHex);

giscafer

const orderCancelTime = 48 * 3600 * 1000;
const timeCountDown = orderCancelTime - (30 * 60 * 1000); // 半小时开始倒计时
const farawayTime = orderCancelTime - (60 * 60 * 1000); // 1小时以上不倒计时，避免定时器性能问题 

export const formatByTimestamp = (timestamp, hasHour) => {
  let second = Math.floor(timestamp / 1000);
  if (second < 1) {
    return '';
  }

giscafer

/* 二叉搜索树 数据结构实现 */


class TreeNode {
    constructor(key) {
        this.key = key;
        this.left = null;
        this.right = null;
    }
}

giscafer

/* 散列表*/
// 缺点：键的冲突度较高
class HashTable {

    constructor() {
        this.table = [];
    }

    /* 散列函数 */
    loseloseHashCode(key) {

giscafer

/**
 * 链表实现
 */

/* 用来创建链表中的每个项 */
class LinkNode {
    constructor(element) {
        this.element = element;
        this.next = null;
    }

giscafer

 /**
  * @author: giscafer ,https://github.com/giscafer
  * @date: 2018-07-25 15:59:02
  * @description: 类实现队列模拟
  */

 const Queue = (() => {
     // 闭包实现私有变量
     let item = new WeakMap();