mysqli_stmt_data_seek
(PHP 5)
mysqli_stmt_data_seek
(no version information, might be only in CVS)
stmt->data_seek -- Seeks to an arbitray row in statement result set
Description
Procedural style:
bool
mysqli_stmt_data_seek ( mysqli_stmt statement, int offset )
Object oriented style (method):
class
mysqli_stmt {
bool
data_seek ( int offset )
}
The mysqli_stmt_data_seek() function seeks to an arbitrary result pointer
specified by the offset in the statement result set represented by
statement. The offset parameter must be between
zero and the total number of rows minus one (0..mysqli_stmt_num_rows() - 1).
Valores Retornados
Retorna TRUE em caso de sucesso ou FALSE em falhas.
Exemplos
Exemplo 1. Object oriented style
<?php /* Open a connection */ $mysqli = new mysqli("localhost", "my_user", "my_password", "world");
/* check connection */ if (mysqli_connect_errno()) { printf("Connect failed: %s\n", mysqli_connect_error()); exit(); }
$query = "SELECT Name, CountryCode FROM City ORDER BY Name"; if ($stmt = $mysqli->prepare($query)) {
/* execute query */ $stmt->execute();
/* bind result variables */ $stmt->bind_result($name, $code);
/* store result */ $stmt->store_result();
/* seek to row no. 400 */ $stmt->data_seek(399);
/* fetch values */ $stmt->fetch();
printf ("City: %s Countrycode: %s\n", $name, $code);
/* close statement */ $stmt->close(); }
/* close connection */ $mysqli->close(); ?>
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Exemplo 2. Procedural style
<?php /* Open a connection */ $link = mysqli_connect("localhost", "my_user", "my_password", "world");
/* check connection */ if (mysqli_connect_errno()) { printf("Connect failed: %s\n", mysqli_connect_error()); exit(); }
$query = "SELECT Name, CountryCode FROM City ORDER BY Name"; if ($stmt = mysqli_prepare($link, $query)) {
/* execute query */ mysqli_stmt_execute($stmt);
/* bind result variables */ mysqli_stmt_bind_result($stmt, $name, $code);
/* store result */ mysqli_stmt_store_result($stmt);
/* seek to row no. 400 */ mysqli_stmt_data_seek($stmt, 399);
/* fetch values */ mysqli_stmt_fetch($stmt);
printf ("City: %s Countrycode: %s\n", $name, $code);
/* close statement */ mysqli_stmt_close($stmt); }
/* close connection */ mysqli_close($link); ?>
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O exemplo acima irá imprimir:
City: Benin City Countrycode: NGA |