返回博主主页
摘要: 1. let f = {}; f.flip = (fn)=>(...args)=>fn(...args.reverse()); var divide = (a,b)=>a / b; var flip = f.flip(divide); flip(10, 5) // 0.5 flip(1, 10) / 阅读全文
posted @ 2021-11-11 12:49 懒惰的星期六 阅读(123) 评论(0) 推荐(0)
摘要: 1. 通过new的方式创建对象,自己会返回一个对象 function person(firstname, lastname, age, eyecolor) { this.firstname = firstname; this.lastname = lastname; this.age = age; 阅读全文
posted @ 2021-11-11 12:31 懒惰的星期六 阅读(85) 评论(0) 推荐(0)
摘要: 1. // console.log(Object.keys(p.prototype)) // 报错console.log(Object.keys(p))//['x', 'y']console.log(Object.keys(Point.prototype))//['fun1', 'fun2']con 阅读全文
posted @ 2021-11-11 12:29 懒惰的星期六 阅读(61) 评论(0) 推荐(0)
摘要: 1. // Example POST method implementation: async function postData(url='15479453.html', data={}) { // Default options are marked with * const response 阅读全文
posted @ 2021-11-11 11:12 懒惰的星期六 阅读(124) 评论(0) 推荐(0)