The code for beginners is a bit long and messy. There is an array $a; through print_r($a);
The output results are 5250, 11000, 750
How to press from high to low Sort and store into a new array such as $b
arsort() this function
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
arsort() this function