header("content-type:text/html;charset=utf8");//加句这个在程序的最前面

error_reporting(E_ALL ^ E_NOTICE);

$servername = "localhost";

$username = "root";

$password = "root";

$dbname = "info";

$json=array();

$arr=array();

$diy_json='';

$diy_callback = 'checking_in_callback';

$diy_json = $diy_callback . '({';

// 创建连接

$conn = new mysqli($servername, $username, $password, $dbname);

// 检测连接

if ($conn->connect_error) {

die("连接失败: " . $conn->connect_error);

}

//echo "";

$year = date('Y'); //得到年份

$month = date('m'); //得到月份

$day = date('d'); //日期

$sql = "SELECT DeptName AS `学院名称`,";

$sql = $sql."Status AS `状态`,";

$sql = $sql."count ";

$sql = $sql."FROM query_checking_in_info ";

$conn->query("set names utf8"); //提交前，加入。解决数据库中文乱码

$result = $conn->query($sql);

$department_arr = array();

if ($result ->num_rows > 0) {

// 输出每行数据

while($row = $result->fetch_assoc()) {

if(array_key_exists($row["学院名称"], $department_arr))

{

$department_arr[$row["学院名称"]] = $department_arr[$row["学院名称"]]. "\"". $row["状态"]. "\":". $row["count"]. ",";

}

else

{

$department_arr[$row["学院名称"]] = "";

$department_arr[$row["学院名称"]] = $department_arr[$row["学院名称"]]. "\"". $row["状态"]. "\":". $row["count"]. ",";

}

} // end while

while(list($key, $val)= each($department_arr)) {

$diy_json = $diy_json. "\"". $key. "\":{". mb_substr($val, 0, mb_strlen($val,'UTF8') - 1, 'UTF8'). "},";

}

$diy_json = mb_substr($diy_json, 0, mb_strlen($diy_json,'UTF8') - 1, 'UTF8');

} else {

echo "
无数据 ";

} // end if

$json[]=$arr;

$json = json_encode($json);

$callback = "checking_in_callback";

$diy_json = $diy_json.'})';

print $diy_json;

$conn->close();

?>