logo

What is the result in the console of running the code shown?
var start = 1;function setEnd() {
  var end = 10;}
setEnd();console.log(end);

What is the result in the console of running the code shown?

var start = 1;function setEnd() {
  var end = 10;}
setEnd();console.log(end);

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

[ ] 10 10 [ ] 0 0 [x] ReferenceError ReferenceError [ ] undefined [Reference](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Closures) undefined [Reference](https://developer.mozilla.org/en-U...

本题提供 STAR 原则详细解答和技术解析,登录匠人学院学习中心即可查看完整答案。

← 返回面试题库

What is the result in the console of running the code shown? <pre><code>var start = 1;function setEnd() { var end = 10;} setEnd();console.log(end);</code></pre>

Mediumjavascriptweb-development

想查看完整答案?

登录匠人学院学习中心,获取 STAR 格式回答和详细技术解析

前往学习中心查看答案