Android PHP MySQL插入不工作 服务器端有任何错误消息吗？$deviceid=mysql\u查询（…）不返回ID，它返回一个结果集。因此，在insert查询中，您将结果集作为$devideid发送，这是有效的。谢谢@NawedKhan <

Android PHP MySQL插入不工作

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服务器端有任何错误消息吗？$deviceid=mysql\u查询（…）不返回ID，它返回一个结果集。因此，在insert查询中，您将结果集作为$devideid发送，这是有效的。谢谢@NawedKhan
<?php



// array for JSON response
$response = array();


$devicemac = $_POST['mac'];
$catid = $_POST['cat_id'];
$username = $_POST['user_name'];
$useremail = $_POST['user_email'];
 $placename = $_POST['place_name'];
$placeaddress = $_POST['place_address'];
$placelatitude = $_POST['place_latitude'];
$placelongitude = $_POST['place_longitude'];
 $placehours = NULL;
 $placeemail = NULL;
 $placephone = NULL;
 $placewebsite = NULL;
 $placefacebook = NULL;
 $gplacereference = NULL;


 if(isset($_POST['place_hours']))
    $placehours = $_POST['place_hours'];
 else
    $placehours = "";

 if(isset($_POST['place_email']))
    $placeemail = $_POST['place_email'];
 else
    $placeemail = "";

 if(isset($_POST['place_phone']))
    $placephone = $_POST['place_phone'];
 else
    $placephone = "";

 if(isset($_POST['place_website']))
    $placewebsite = $_POST['place_website'];
 else
    $placewebsite = "";

 if(isset($_POST['place_facebook']))
    $placefacebook = $_POST['place_facebook'];
 else
    $placefacebook = "";

 if(isset($_POST['gplace_reference']))
    $gplacereference = $_POST['gplace_reference'];
 else
    $gplacereference = "";

// include db connect class
require_once __DIR__ . '/db_connect.php';

// connecting to db
$db = new DB_CONNECT();

 $deviceid = mysql_query(sprintf("SELECT device_id FROM registered_devices where device_mac = '%s'", $devicemac)) or die(mysql_error());

// mysql insert into place_request
$result = mysql_query("insert into place_request values($deviceid, '$placename', '$placeaddress', '$placehours', '$placephone', '$placeemail', '$placewebsite', '$placefacebook', $catid, '$username', '$useremail', $placelatitude, $placelongitude, '$gplacereference')");

// check if row inserted or not
if ($result) {
    // successfully updated
    $response["success"] = 1;
    $response["message"] = "Place successfully requested.";

    // echoing JSON response
    echo json_encode($response);
} else {
        // failed
    $response["success"] = 0;
    $response["message"] = "Place was not requested";

    // echoing JSON response
    echo json_encode($response);
}

?>