Returns values from a result resource

# pg_fetch_result

(PHP 4 >= 4.2.0, PHP 5, PHP 7)

pg_fetch_result — Returns values from a result resource

### Descrierea

pg_fetch_result ( resource `$result` , int `$row` , mixed `$field` ) : string
pg_fetch_result ( resource `$result` , mixed `$field` ) : string

pg_fetch_result() returns the value of a particular row and field (column) in a PostgreSQL result resource.

> Notă:

> This function used to be called pg_result().

### Parametri

`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.

`field`

  A string representing the name of the field (column) to fetch, otherwise an int representing the field number to fetch. Fields are numbered from 0 upwards.

### Valorile întoarse

Boolean is returned as "t" or "f". All other types, including arrays are returned as strings formatted in the same default PostgreSQL manner that you would see in the psql program. Database NULL values are returned as `NULL`.

`FALSE` is returned if `row` exceeds the number of rows in the set, or on any other error.

### Exemple

Example #1 pg_fetch_result() example

`<?php
$db = pg_connect("dbname=users user=me") || die();
$res = pg_query($db, "SELECT 1 UNION ALL SELECT 2");
$val = pg_fetch_result($res, 1, 0);
echo "First field in the second row is: ", $val, "\n";
?>`

Exemplul de mai sus va afișa:

    First field in the second row is: 2

### A se vedea și

- pg_query() - Execute a query
- pg_fetch_array() - Fetch a row as an array