Manuál PHP
Předcházející		Další

pg_fetch_row

(PHP 3 >= 3.0.1, PHP 4, PHP 5)

pg_fetch_row -- Get a row as an enumerated array

Popis

array pg_fetch_row ( resource result [, int row] )

pg_fetch_row() fetches one row of data from the result associated with the specified result resource.

Poznámka: Tato funkce nastavuje pole s hodnotou NULL na hodnotu PHP NULL.

Poznámka: From PHP 4.1.0, row became optional.

Seznam parametrů

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.

Návratové 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.

Příklady

Příklad 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";
}
 
?>

Viz také

pg_query()

pg_fetch_array()

pg_fetch_object()

pg_fetch_result()

Předcházející	Domů	Další
pg_fetch_result	Nahoru	pg_field_is_null