ingres_result_seek

(PECL ingres >= 2.1.0)

ingres_result_seek — Set the row position before fetching data

说明

ingres_result_seek ( resource $result , int $position ) : bool

This function is used to position the cursor associated with the result resource before issuing a fetch. If ingres.array_index_start is set to 0 then the first row is 0 else it is 1. ingres_result_seek() can be used only with queries that make use of scrollable cursors. It cannot be used with ingres_unbuffered_query().

Note: Related Configurations

See also the ingres.scrollable and ingres.array_index_start directives in Runtime Configuration.

参数

result: The result identifier for a query
position: The row to position the cursor on. If ingres.array_index_start is set to 0, then the first row is 0, else it is 1

返回值

成功时返回 TRUE，或者在失败时返回 FALSE。

范例

Example #1 Position the cursor on the 3rd row


<?php

$result=ingres_query($link, "select * from airport where ap_ccode = 'ES' order by ap_place asc");

/* goto row 3 */
if (!ingres_result_seek($result, 3))
{
    echo ingres_errno() . " - " . ingres_error . "\n";
    die("i died");
}
else
{
    $airport = ingres_fetch_object ($result);
    {
        echo $airport->ap_iatacode . " - " .  $airport->ap_name . "\n";
    }
}

ingres_commit($link);

?>

参见

ingres_query() - Send an SQL query to Ingres
ingres_fetch_array() - Fetch a row of result into an array
ingres_fetch_assoc() - Fetch a row of result into an associative array
ingres_fetch_object() - Fetch a row of result into an object
ingres_fetch_row() - Fetch a row of result into an enumerated array

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官方地址：https://www.php.net/manual/en/function.ingres-result-seek.php

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ingres_result_seek

说明

参数

返回值

范例

参见

User Contributed Notes