Day_7 #8
Reference in New Issue
Block a user
Delete Branch "%!s()"
Deleting a branch is permanent. Although the deleted branch may continue to exist for a short time before it actually gets removed, it CANNOT be undone in most cases. Continue?
typeof查看类型let和const的区别(const 不能重新赋值)能在控制台输出字符串、数字、布尔值
会用 typeof 查看类型
能说出 let 和 const 的区别(const 不能重新赋值)
完成任务

能在控制台输出字符串、数字、布尔值
会用 typeof 查看类型
能说出 let 和 const 的区别(const 不能重新赋值)