Forum und email
ovrimos_fetch_row

ovrimos_fetch_row

(PHP 4 >= 4.0.3, PHP 5)

ovrimos_fetch_row -- Fetches a row from the result set

Popis

bool ovrimos_fetch_row ( int result_id [, int how [, int row_number]] )

Fetches a row from the result set. Column values should be retrieved with other calls.

Seznam parametrů

result_id

A result identifier, returned by ovrimos_execute() or ovrimos_exec().

how

Determines how the rows are fetched. This can be one of the following strings (case is not significant):

OptionNotes
Next Forward direction from current position. This is the default value.
Prev Backward direction from current position.
First Forward direction from the start.
Last Backward direction from the end.
Absolute Absolute position from the start. Requires rownumber.

rownumber

The row number, first one is 0. Only needed when how is set to Absolute.

Návratové hodnoty

Vrací TRUE při úspěchu, FALSE při selhání.

Příklady

Příklad 1. A fetch row example

<?php
$conn
= ovrimos_connect("remote.host", "8001", "admin", "password");
if (
$conn != 0) {
    echo
"Connection ok!";
    
$res=ovrimos_exec($conn, "select table_id, table_name from sys.tables");
    if (
$res != 0) {
        echo
"Statement ok!";
        if (
ovrimos_fetch_row($res, "First")) {
            
$table_id = ovrimos_result($res, 1);
            
$table_name = ovrimos_result($res, 2);
            echo
"table_id=" . $table_id . ", table_name=" . $table_name . "\n";
            if (
ovrimos_fetch_row($res, "Next")) {
                
$table_id = ovrimos_result($res, "table_id");
                
$table_name = ovrimos_result($res, "table_name");
                echo
"table_id=" . $table_id . ", table_name=" . $table_name . "\n";
            } else {
                echo
"Next: error\n";
            }
        } else {
            echo
"First: error\n";
        }
        
ovrimos_free_result($res);
    }
    
ovrimos_close($conn);
}
?>
This will fetch a row and print the result.