cubrid_data_seek

(PECL CUBRID >= 8.3.0)

cubrid_data_seek — Moves the internal row pointer of the CUBRID result

说明

int cubrid_data_seek ( resource $req_identifier , int $row_number )

This function performs the moving of the internal row pointer of the CUBRID result (associated with the specified result identifier) to point to a specific row number. There are functions, such as cubrid_fetch_assoc(), which use the current stored value of row number.

参数

req_identifier: This is the request identifier.
row_number: This is the desired row number of the new result pointer.

返回值

CUBRID_CURSOR_SUCCESS, on success.

CUBRID_NO_MORE_DATA, when it is not a valid cursor location.

FALSE on CAS error, row count is 0, or invalid offset.

范例

Example #1 cubrid_data_seek() example


<?php
    $link = cubrid_connect("localhost", 30000, "demodb2", "dba", "");
    if (!$link)
    {
        die('Could not connect.');
    }
    $query = 'SELECT name, address, salary FROM employees';
    $result = cubrid_execute($link, $query);
    if ($result) 
    {
        echo "seek to row 0 and fetching fields: ";
        cubrid_data_seek($result, 0);
        $row = cubrid_fetch_assoc($result);
        echo $row["name"]."|". $row["address"]."|".$row["salary"]."<br>";

        echo "seek to row 2 and fetching fields: ";    
        cubrid_data_seek($result, 2);
        $row = cubrid_fetch_assoc($result);
        echo $row["name"]."|". $row["address"]."|".$row["salary"]."<br>";

        cubrid_close_request($result); 
    }
?>

以上例程会输出：

Result:
seek to row 0 and fetching fields: Peter|1st Avenue, New York|1000.0000000000000000
seek to row 2 and fetching fields: Peter Norton|81254, CA|19834.0000000000000000