What is the difference between let and const? What distinguishes both from var?

What is the difference between let and const? What distinguishes both from var?

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: easy

标签: interviewbit, es6, topic-specific, javascript

参考答案摘要

When declaring any variable in JavaScript, we used the var keyword. Var is a function scoped keyword. Within a function, we can access the variable. When we need to create a new scope, we wrap the cod...

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。