pg_escape_string
(PHP 4 >= 4.2.0, PHP 5)
pg_escape_string — Escape a string for insertion into a text field
Описание
string pg_escape_string
([ resource $connection
], string $data
)
pg_escape_string() escapes a string for insertion into the database. It returns an escaped string in the PostgreSQL format. Use of this function is recommended instead of addslashes(). If the type of the column is bytea, pg_escape_bytea() must be used instead.
Note: This function requires PostgreSQL 7.2 or later.
Список параметров
- connection
-
PostgreSQL database connection resource. When connection is not present, the default connection is used. The default connection is the last connection made by pg_connect() or pg_pconnect().
- data
-
A string containing text to be escaped.
Возвращаемые значения
A string containing the escaped data.
Список изменений
| Версия | Описание |
|---|---|
| 5.2.0 | connection added |
Примеры
Example#1 pg_escape_string() example
<?php
// Connect to the database
$dbconn = pg_connect('dbname=foo');
// Read in a text file (containing apostrophes and backslashes)
$data = file_get_contents('letter.txt');
// Escape the text data
$escaped = pg_escape_string($data);
// Insert it into the database
pg_query("INSERT INTO correspondence (name, data) VALUES ('My letter', '{$escaped}')");
?>