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pg_escape_string
(PHP 4 >= 4.2.0, PHP 5, PHP 7)
pg_escape_string — Escape a string for query
Description
$connection
], string $data
) : stringpg_escape_string() escapes a string for querying the database. It returns an escaped string in the PostgreSQL format without quotes. pg_escape_literal() is more preferred way to escape SQL parameters for PostgreSQL. addslashes() must not be used with PostgreSQL. If the type of the column is bytea, pg_escape_bytea() must be used instead. pg_escape_identifier() must be used to escape identifiers (e.g. table names, field names)
Note:
This function requires PostgreSQL 7.2 or later.
Parameters
-
connection -
PostgreSQL database connection resource. When
connectionis 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.
Examples
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}')");
?>
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Document created the 30/01/2003, last modified the 26/10/2018
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References
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