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<maxdb_real_connectmaxdb_real_query>
Last updated: Thu, 26 Jun 2008

maxdb_real_escape_string

maxdb->real_escape_string

(PECL maxdb:1.0-7.6.00.38)

maxdb->real_escape_string — Escapes special characters in a string for use in a SQL statement, taking into account the current charset of the connection

Description

Procedural style:

string maxdb_real_escape_string ( resource $link , string $escapestr )

Object oriented style (method):

maxdb
string real_escape_sring ( string $escapestr )

This function is used to create a legal SQL string that you can use in a SQL statement. The string escapestr is encoded to an escaped SQL string, taking into account the current character set of the connection.

Characters encoded are ', ".

Return Values

Returns an escaped string.

Examples

Example #1 Object oriented style

<?php
$maxdb
= new maxdb("localhost", "MONA", "RED", "DEMODB");

/* check connection */
if (maxdb_connect_errno()) {
  
printf("Connect failed: %s\n", maxdb_connect_error());
   exit();
}

$maxdb->query("CREATE TABLE temp.mycity LIKE hotel.city");

$city = "'s Hertogenbosch";

/* this query will fail, cause we didn't escape $city */
if (!$maxdb->query("INSERT into temp.mycity VALUES ('11111','$city','NY')")) {
  
printf("Error: %s\n", $maxdb->sqlstate);
}

$city = $maxdb->real_escape_string($city);

/* this query with escaped $city will work */
if ($maxdb->query("INSERT into temp.mycity VALUES ('22222','$city','NY')")) {
  
printf("%d Row inserted.\n", $maxdb->affected_rows);
}

$maxdb->close();
?>

Example #2 Procedural style

<?php
$link
= maxdb_connect("localhost", "MONA", "RED", "DEMODB");

/* check connection */
if (maxdb_connect_errno()) {
  
printf("Connect failed: %s\n", maxdb_connect_error());
   exit();
}

maxdb_query($link, "CREATE TABLE temp.mycity LIKE hotel.city");

$city = "'s Hertogenbosch";

/* this query will fail, cause we didn't escape $city */
if (!maxdb_query($link, "INSERT into temp.mycity VALUES ('11111','$city','NY')")) {
  
printf("Error: %s\n", maxdb_sqlstate($link));
}

$city = maxdb_real_escape_string($link, $city);

/* this query with escaped $city will work */
if (maxdb_query($link, "INSERT into temp.mycity VALUES ('22222','$city','NY')")) {
  
printf("%d Row inserted.\n", maxdb_affected_rows($link));
}

maxdb_close($link);
?>

The above example will output something similar to:

Warning: maxdb_query(): -5016 POS(43) Missing delimiter: ) <...>
Error: 42000
1 Row inserted.


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Escapes special characters in a string for use in a SQL statement, taking into account the current charset of the connection
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<maxdb_real_connectmaxdb_real_query>
Last updated: Thu, 26 Jun 2008
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