如何将数据库查询结果转换为json数据 – 数据库 – 前端

;//1、连接数据库$conn = mysqli_connect("localhost","my_user","my_password","my_db")

;//2、查询$query= mysqli_query($conn,"select * form table where 1 limit 10");$res = []

;//3、将查询结果赋值给变量reswhile($res = mysqli_fetch_assoc($query)){ $res[] = $res;

}//4、输出jsonecho json_encode($res);