如何洗牌数据库值并仅显示4

Question

我试过这个但没有用。

 $getPerson = mysqli_query($con,"SELECT * FROM Persons LIMIT 0,15");
 shuffle($getPerson)//how to set limit for this?

Answer 1

您可以将ORDER BY RAND()与LIMIT 0,4

一起使用

SELECT * FROM Persons ORDER BY rand() LIMIT 0,4