04 2024 档案
摘要:class SuperTask { constructor(parallelCount = 2) { this.parallelCount = parallelCount this.tasks = [] this.ruuingCount = 1 } add(task1) { return new P
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摘要:function arrany(name) { let tasks = [] tasks.push(() => { console.log(name) }) function wait(duration) { tasks.push(() => new Promise(resolve => { set
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摘要:function _runtask(task,callback){ const startTime=Date.now() requestAnimationFrame(()=>{ if(Date.now()-startTime<16.6){ task() callback() }else{ _runt
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摘要:class User { constructor(name, age) { this.name = name this.age = age } static print(age) { console.log(this.name + ' ' + age) } sayHello() { console.
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摘要:function deepClone(obj) { if (typeof obj !== 'object' || obj null) { return obj } const result = Array.isArray(obj) ? [] : {} Object.setPrototypeOf(re
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摘要:function isPrimitive(obj) { return obj null || !['object', 'function'].includes(typeof obj) } function objEqual(obj1, obj2) { //console.log(isPrimitiv
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摘要:Function.prototype.mycall = function (ctx, ...args) { ctx = ctx undefined || ctx null ? globalThis : Object(ctx) const fn = this; const key = Symbol('
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摘要:function forcall(fun) { console.log(fun) return function f1(...args) { console.log(11, args) if (args.length >= fun.length) { return fun(...args) } el
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摘要:const { default: axios } = require("axios") const qs = require('qs') function regsoleKey(config) { const { method, url, params, data } = config; retur
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摘要:1、!important; 2、Id选择器 3、类选择器 属性选择器 伪类选择器 4、元素选择器 伪元素选择器(::before ::after) (a,b,c)算法 a id选择器个数这 b 类选择器 属性选择器 伪类选择器和 c 元素选择器 伪元素选择器和 CSS浏览器渲染: 1、样式声明:所有
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摘要:<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="wi
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摘要:<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="wi
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摘要:<input type="text" inputmode="email" accesskey="b" tabindex="1"> ##inputmode是键盘 accesskey是快捷键fouse Alt+accesskey
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