cubrid_data_seek
(PECL CUBRID >= 8.3.0)
cubrid_data_seek — Move the internal row pointer of the CUBRID result
説明
bool cubrid_data_seek
( resource
$result
, 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.
パラメータ
-
result -
The result.
-
row_number -
This is the desired row number of the new result pointer.
返り値
Returns TRUE on success or FALSE on failure.
例
例1 cubrid_data_seek() example
<?php
$conn = cubrid_connect("127.0.0.1", 33000, "demodb");
$req = cubrid_execute($conn, "SELECT * FROM code");
cubrid_data_seek($req, 0);
$result = cubrid_fetch_row($req);
var_dump($result);
cubrid_data_seek($req, 2);
$result = cubrid_fetch_row($req);
var_dump($result);
cubrid_data_seek($req, 4);
$result = cubrid_fetch_row($req);
var_dump($result);
cubrid_close_request($req);
cubrid_disconnect($conn);
?>
上の例の出力は以下となります。
array(2) {
[0]=>
string(1) "X"
[1]=>
string(5) "Mixed"
}
array(2) {
[0]=>
string(1) "M"
[1]=>
string(3) "Man"
}
array(2) {
[0]=>
string(1) "S"
[1]=>
string(6) "Silver"
}
忘却曲線を使ってこの関数を確実に記憶に残す
