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function animation(duration,from,to,handler){ const dis=to-from; const speed=dis/duration; const startTime=Date.now(); let value=from; handler(value); 阅读全文
posted @ 2026-02-03 16:58
howhy
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function addMethod(obj,name,fun){ const old=obj[name]; obj[name]=function(...args){ if(args.length fun.length){ return fun.apply(this,args); }else if( 阅读全文
posted @ 2026-01-22 17:27
howhy
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function createFetchWithTimeout(timeout=2000){ return function (url,options){ return new Promise((resolve,reject)=>{ const singalController=new AbortC 阅读全文
posted @ 2026-01-22 14:19
howhy
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//c.jsfunction processTasks(...tasks){ let isRunning=false; const result=[]; let i=0; return { start(){ return new Promise(async (resolve,reject)=>{ i 阅读全文
posted @ 2026-01-20 16:31
howhy
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class TaskParallel{ constructor(parallelcount=2){ this.parallelcount=parallelcount; this.tasks=[]; this.runningCount=0; } add(task){ return new Promis 阅读全文
posted @ 2026-01-20 15:05
howhy
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const obj=[ {a:1,b:2}, {b:2,a:1}, {a:1,b:2}, {a:3,b:{c:11,d:4}}, {a:3,b:{d:4,c:1}} ] const newArr=[...obj]; function isObject(obj){ return obj!==null 阅读全文
posted @ 2026-01-20 13:57
howhy
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function createProxy(value=0){ return new Proxy({},{ get(target,prop){ if(prop Symbol.toPrimitive){ return ()=>value; }else{ return createProxy(value+ 阅读全文
posted @ 2025-12-31 15:46
howhy
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<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document< 阅读全文
posted @ 2025-12-31 10:05
howhy
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const users=[ {name:'zhangsan',age:23,gender:'male'}, {name:'lisi',age:20,gender:'female'}, {name:'wangwu',age:18,gender:'male'}, {name:'zhaohu',age:1 阅读全文
posted @ 2025-12-30 10:31
howhy
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// 实现防抖函数 function debounce(fn, delay, immediate = false) { // 实现 let timer=null; let result=null; return function(...args){ if(timer){ clearTimeout(t 阅读全文
posted @ 2025-12-29 16:15
howhy
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