What does this code print to the console?
let bear = {
sound: 'roar', roar() {
console.log(this.sound); },};bear.sound = 'grunt';let bearSound = bear.roar;bearSound();
let bear = {
sound: 'roar', roar() {
console.log(this.sound); },};bear.sound = 'grunt';let bearSound = bear.roar;bearSound();What does this code print to the console?
let bear = {
sound: 'roar', roar() {
console.log(this.sound); },};bear.sound = 'grunt';let bearSound = bear.roar;bearSound();题目类型: 技术面试题
这是一道技术面试题，常见于澳洲IT公司面试中。
难度: medium
分类: JavaScript
标签: JavaScript
参考答案摘要
[ ] Nothing is printed to the console. Nothing is printed to the console. [ ] grunt grunt [x] undefined undefined [ ] roar roar
答题技巧
技术面试题建议先理清思路再作答，从基础概念讲起，逐步深入。可以结合实际项目经验解释技术原理，展示你的理解深度和实践能力。
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