PHP mysqli_free_result函数代码示例

function execute_multi($link, $arr_sqls, &$error)
{
    $sqls = implode(';', $arr_sqls) . ';';
    if (mysqli_multi_query($link, $sqls)) {
        $data = array();
        $i = 0;
        //计数
        do {
            if ($result = mysqli_store_result($link)) {
                $data[$i] = mysqli_fetch_all($result);
                mysqli_free_result($result);
            } else {
                $data[$i] = null;
            }
            $i++;
            if (!mysqli_more_results($link)) {
                break;
            }
        } while (mysqli_next_result($link));
        if ($i == count($arr_sqls)) {
            return $data;
        } else {
            $error = "sql语句执行失败：<br />&nbsp;数组下标为{$i}的语句:{$arr_sqls[$i]}执行错误<br />&nbsp;错误原因：" . mysqli_error($link);
            return false;
        }
    } else {
        $error = '执行失败！请检查首条语句是否正确！<br />可能的错误原因：' . mysqli_error($link);
        return false;
    }
}

 public function processQuery($sql, $type = NULL)
 {
     $result = mysqli_query($this->db, $sql);
     $this->checkForError();
     $data = array();
     if ($result instanceof mysqli_result) {
         $resultType = MYSQLI_NUM;
         if ($type == 'assoc') {
             $resultType = MYSQLI_ASSOC;
         }
         while ($row = mysqli_fetch_array($result, $resultType)) {
             if (mysqli_affected_rows($this->db) > 1) {
                 array_push($data, $row);
             } else {
                 $data = $row;
             }
         }
         mysqli_free_result($result);
     } else {
         if ($result) {
             $data = mysqli_insert_id($this->db);
         }
     }
     return $data;
 }

 public static function iimysqli_stmt_get_result($stmt)
 {
     /**    EXPLANATION:
      * We are creating a fake "result" structure to enable us to have
      * source-level equivalent syntax to a query executed via
      * mysqli_query().
      *
      *    $stmt = mysqli_prepare($conn, "");
      *    mysqli_bind_param($stmt, "types", ...);
      *
      *    $param1 = 0;
      *    $param2 = 'foo';
      *    $param3 = 'bar';
      *    mysqli_execute($stmt);
      *    $result _mysqli_stmt_get_result($stmt);
      *        [ $arr = _mysqli_result_fetch_array($result);
      *            || $assoc = _mysqli_result_fetch_assoc($result); ]
      *    mysqli_stmt_close($stmt);
      *    mysqli_close($conn);
      *
      * At the source level, there is no difference between this and mysqlnd.
      **/
     $metadata = mysqli_stmt_result_metadata($stmt);
     $ret = new iimysqli_result();
     if (!$ret) {
         return NULL;
     }
     $ret->nCols = mysqli_num_fields($metadata);
     $ret->columns = $metadata->fetch_fields();
     $ret->stmt = $stmt;
     mysqli_free_result($metadata);
     return $ret;
 }

 public function execute()
 {
     $collect = array();
     $link_count = count($this->links);
     $processed = 0;
     do {
         $links = $errors = $reject = array();
         foreach ($this->links as $link) {
             $links[] = $errors[] = $reject[] = $link;
         }
         if (!mysqli_poll($links, $errors, $reject, 0, 1000)) {
             continue;
         }
         for ($i = 0; $i < $link_count; $i++) {
             $link = $this->links[$i];
             if (mysqli_errno($link)) {
                 throw new \RuntimeException(mysqli_error($link), mysqli_errno($link));
             }
             if ($result = $link->reap_async_query()) {
                 if (is_object($result)) {
                     $temp = array();
                     while (($row = $result->fetch_assoc()) && ($temp[] = $row)) {
                     }
                     $collect[$i] = $temp;
                     mysqli_free_result($result);
                 } else {
                     $collect[$i] = $result;
                 }
             }
             $processed++;
         }
     } while ($processed < $link_count);
     return $collect;
 }

 public function delete($id)
 {
     $id = mysqli_real_escape_string($this->connection, $id);
     $query = "DELETE FROM posts WHERE id = '{$id}'";
     $result = mysqli_query($this->connection, $query);
     mysqli_free_result($result);
 }

function editPage($id)
{
    include_once 'login.php';
    include_once 'database_conn.php';
    include_once 'showEventFunction.php';
    $pageHeader = "Event Edit Page";
    $sql = "SELECT * FROM te_events WHERE eventID = {$id}";
    $rslt = mysqli_query($conn, $sql) or die(mysqli_error($conn));
    // error message return if return empty result
    $row = mysqli_fetch_row($rslt);
    $venues = getFromDb($conn, "SELECT * FROM te_venue");
    $categories = getFromDb($conn, "SELECT * FROM te_category");
    $output = "<h1>{$pageHeader}</h1>";
    $i = 1;
    $output .= "<form id=\"editForm\" action=\"handleEditPage.php\" method=\"post\">";
    $output .= "<table border=0 >";
    $output .= createRowData("Title", createTextField("title", $row[$i++]));
    $output .= createRowData("Description", createTextArea("desc", $row[$i++], 5, 40));
    $output .= createRowData("Venue Name", createCombobox("venue", $row[$i++], $venues));
    $output .= createRowData("Category", createCombobox("category", $row[$i++], $categories));
    $output .= createRowData("Start Time", createDate("startTime", $row[$i++]));
    $output .= createRowData("End Time", createDate("endTime", $row[$i++]));
    $output .= createRowData("Price", createTextField("price", $row[$i++]));
    $output .= "<tr><td><input type=\"submit\" name=\"submit\" value=\"Submit\"></td></tr>";
    $output .= "<input type=\"hidden\" name=\"e_id\" value=\"{$id}\">";
    $output .= "</table></form>";
    mysqli_free_result($rslt);
    mysqli_close($conn);
    return $output;
}

 private function free()
 {
     if ($this->queryID) {
         mysqli_free_result($this->queryID);
         $this->queryID = null;
     }
 }

 function getUserData($phoneNumber)
 {
     $sql = "SELECT * FROM `nicdata` WHERE `phoneNumber`='" . $phoneNumber . "'";
     $conn = new mysqli(constant("SERVER_NAME_NIC"), constant("DB_USER_NIC"), constant("DB_PASSWORD_NIC"), constant("DB_NAME_NIC"));
     if ($conn->connect_error) {
         die("Connection failed: " . $conn->connect_error);
     }
     $result = mysqli_query($conn, $sql);
     $json = "";
     if (!$result) {
         die("Invalid query: " . mysqli_error($conn));
     } else {
         $rows = array();
         while ($row = $result->fetch_assoc()) {
             $rows[] = $row;
         }
         /*	$rows = mysqli_fetch_all($result, MYSQLI_ASSOC); */
         $json = json_encode($rows);
         //This function returns the JSON representation of a value on success or FALSE on failure.
     }
     mysqli_free_result($result);
     //The mysqli_free_result() function frees the memory associated with the result
     $conn->close();
     $dejson = json_decode($json);
     $_SESSION["GET_USERNAME"] = $dejson[0]->{'userName'};
     $_SESSION["GET_FIRSTNAME"] = $dejson[0]->{'firstName'};
     $_SESSION["GET_LASTNAME"] = $dejson[0]->{'lastName'};
     $_SESSION["GET_STAFFID"] = $dejson[0]->{'staffId'};
     $_SESSION["GET_DESIGNATION"] = $dejson[0]->{'designation'};
     $_SESSION["GET_EMAILID"] = $dejson[0]->{'email_Id'};
     $_SESSION["GET_PHONE"] = $dejson[0]->{'phoneNumber'};
     return $json;
 }

function comprobarPosicion($LOGIN, $COLUMNA, $FILA, $TAMANYO, $ANGULO)
{
    global $link, $DIVISIONES;
    if ($ANGULO == 0 && $COLUMNA + $TAMANYO > $DIVISIONES || $ANGULO == -90 && $FILA - $TAMANYO < 1) {
        return false;
    }
    $mysql = 'select * from barco where LOGIN="' . $LOGIN . '"';
    if ($res = mysqli_query($link, $mysql)) {
        while ($row = mysqli_fetch_assoc($res)) {
            for ($i = 0; $i < $TAMANYO; $i++) {
                $C = $COLUMNA;
                $F = $FILA;
                if ($ANGULO == 0) {
                    $C = $C + $i;
                } else {
                    $F = $F - $i;
                }
                if ($row['ANGULO'] == 0 && $C >= $row['COLUMNA'] - 1 && $C <= $row['COLUMNA'] + $row['TAMANYO'] && $F <= $row['FILA'] + 1 && $F >= $row['FILA'] - 1 || $row['ANGULO'] == -90 && $F <= $row['FILA'] + 1 && $F >= $row['FILA'] - $row['TAMANYO'] && $C >= $row['COLUMNA'] - 1 && $C <= $row['COLUMNA'] + 1) {
                    return false;
                }
            }
            // for($i=0;$i<$TAMANYO;$i++)
        }
        mysqli_free_result($res);
    }
    return true;
}

function Decider($dname, $dmail)
{
    $name = $dname;
    $mail = strtolower($dmail);
    //connect to the database
    $con = mysqli_connect("eu-cdbr-azure-west-a.cloudapp.net", "b8592f1b44ff9a", "fecb2128", "TeamProject");
    $name = mysqli_real_escape_string($con, $name);
    if (mysqli_connect_errno()) {
        return "f";
    }
    $query = "SELECT Email FROM Subscriber WHERE Email='" . $mail . "'";
    $result = mysqli_query($con, $query);
    if (mysqli_num_rows($result) > 0) {
        $result = Unsub($mail);
    } else {
        if (empty($mail)) {
            $result = Unsub($name);
        } else {
            $result = Subscribe($name, $mail);
        }
    }
    // Free result set
    mysqli_free_result($result);
    mysqli_close($con);
    return $result;
}

 /**
  * Wykonaniew zapytania do bazy
  *
  * @param sqlQuery obiekt typu SqlQuery
  * @return wynik zapytania 
  */
 public static function execute($sqlQuery)
 {
     $transaction = Transaction::getCurrentTransaction();
     if (!$transaction) {
         $connection = new Connection();
     } else {
         $connection = $transaction->getConnection();
     }
     $query = $sqlQuery->getQuery();
     //                $pos = strpos($query, "null");
     //                if ($pos != false) {
     //                    if(true) {
     //                      writeToFile($query);
     //                    }
     //                }
     $result = $connection->executeQuery($query);
     if (!$result) {
         throw new Exception("SQL Error: -->" . $query . "<--" . mysql_error());
     }
     $i = 0;
     $tab = array();
     while ($row = mysqli_fetch_array($result)) {
         $tab[$i++] = $row;
     }
     mysqli_free_result($result);
     if (!$transaction) {
         $connection->close();
     }
     return $tab;
 }

function hisdb_hasDoctorAccount($dbConn, $doctorid)
{
    $recordSet = mysqli_query($dbConn, 'SELECT LoginUserID ' . 'FROM Doctor ' . 'WHERE DoctorID = \'' . $doctorid . '\';');
    $record = mysqli_fetch_array($recordSet, MYSQLI_ASSOC);
    mysqli_free_result($recordSet);
    return $record['LoginUserID'];
}

function dbReadRow($sql)
{
    $result = dbGetQueryResult($sql);
    $row = mysqli_fetch_array($result);
    mysqli_free_result($result);
    return $row;
}

function get_data($sql, $db = NULL)
{
    if ($db == NULL) {
        $db = db();
    }
    $GLOBALS['LP_LAST_SQL'] = $sql;
    $data = array();
    $i = 0;
    $result = mysqli_query($db, $sql);
    if (mysqli_errno($db) != 0) {
        echo mysqli_error($db) . ' ' . $sql;
    }
    while ($Array = mysqli_fetch_array($result, MYSQL_ASSOC)) {
        $data[$i++] = $Array;
    }
    if (mysqli_errno($db) != 0) {
        echo mysqli_error($db) . ' ' . $sql;
    }
    mysqli_free_result($result);
    if (count($data) > 0) {
        return $data;
    } else {
        return false;
    }
}

function getCorreoIntegrantes($fechaInicio, $fechaFin)
{
    include '../Conexion.php';
    $ConexionBD = new Conexion();
    $database = $ConexionBD::conectarBD();
    if ($database->connect_errno) {
        $data = NULL;
    } else {
        $sqlSelect = ' SELECT intCorreo';
        $sqlFrom = ' FROM integrantes ';
        $sqlWhere = ' WHERE intActivo = TRUE ';
        $sqlOrder = '  ORDER BY intCorreo;';
        $consulta = $sqlSelect . $sqlFrom . $sqlWhere . $sqlOrder;
        if ($result = $database->query($consulta)) {
            if ($result->num_rows > 0) {
                $i = 0;
                while ($row = mysqli_fetch_array($result, MYSQL_BOTH)) {
                    $intCorreo = $row['intCorreo'];
                    $data[] = array('intCorreo' => $intCorreo);
                    $i++;
                }
                // return $data
                mysqli_free_result($resultado);
            } else {
                $data = NULL;
            }
            $result->close();
        }
        $ConexionBD::desconectarDB($database);
    }
    // echo $fechaFin;
    return $data;
}