小编use*_*729的帖子

我几天来一直在努力解决这个问题而且找不到合适的解决方案.

我想通过PHP从这个数据库表中检索数据:

数据库表

而且,再次使用php,有一个类似于此的JSON输出:

[{
"label": "2013-01-07",
"value": "4"
}, {
    "label": "2013-01-06",
    "value": "65"
}, {
    "label": "2013-01-05",
    "value": "96"
}]

我写了一个函数,从表中检索信息,但我不能按正确的顺序排列它们,也有更好的方法来做它.

function getUsersCountOnDate()
{
    $result = mysql_query("Select FROM_UNIXTIME(regtime, '%Y-%m-%d') as date, count(FROM_UNIXTIME(regtime, '%Y-%m-%d')) as count from users group by FROM_UNIXTIME(regtime, '%Y-%m-%d') order by FROM_UNIXTIME(regtime, '%Y-%m-%d') DESC");
    while($row = mysql_fetch_array($result)){
    $date[] = $row['date'];
    }

    $result = mysql_query("Select FROM_UNIXTIME(regtime, '%Y-%m-%d') as date, count(FROM_UNIXTIME(regtime, '%Y-%m-%d')) as count from users group by FROM_UNIXTIME(regtime, '%Y-%m-%d') order by FROM_UNIXTIME(regtime, '%Y-%m-%d') DESC");
    while($row = mysql_fetch_array($result)){ …