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 阅读全文
摘要：
const log = console.log; function test() { 'use strict'; let obj1 = { a: 0 , b: { c: 0}}; let obj2 = Object.assign({}, obj1); log(JSON.stringify(obj2) 阅读全文