pg_fetch_row
(PHP 4, PHP 5)
pg_fetch_row — Get a row as an enumerated array
Popis
pg_fetch_row() fetches one row of data from the result associated with the specified result resource.
Note: Táto funkcie nastavuje NULL políčka na PHP NULL hodnotu.
Parametre
- result
-
PostgreSQL query result resource, returned by pg_query(), pg_query_params() or pg_execute() (among others).
- row
-
Row number in result to fetch. Rows are numbered from 0 upwards. If omitted, next row is fetched.
Vrátené hodnoty
An array, indexed from 0 upwards, with each value represented as a string. Database NULL values are returned as NULL.
FALSE is returned if row exceeds the number of rows in the set, there are no more rows, or on any other error.
ChangeLog
| Verzia | Popis |
|---|---|
| 4.1.0 | The parameter row became optional. |
Príklady
Example#1 pg_fetch_row() example
<?php
$conn = pg_pconnect("dbname=publisher");
if (!$conn) {
echo "An error occured.\n";
exit;
}
$result = pg_query($conn, "SELECT author, email FROM authors");
if (!$result) {
echo "An error occured.\n";
exit;
}
while ($row = pg_fetch_row($result)) {
echo "Author: $row[0] E-mail: $row[1]";
echo "<br />\n";
}
?>