Why is bool(false), what is bool?
bool is a logical type, and the value can only be yes or no. true or false
Boolean value, there are only two cases: false or true
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
bool is a logical type, and the value can only be yes or no. true or false
Boolean value, there are only two cases: false or true