{{set:override,subtitle,PHP : Escapes special characters in a string for use in an SQL statement, taking into account the current charset of the connection}}


MysqlndUhConnection
PHP Manual

MysqlndUhConnection::escapeString

(PECL mysqlnd-uh >= 1.0.0-alpha)

MysqlndUhConnection::escapeString — Escapes special characters in a string for use in an SQL statement, taking into account the current charset of the connection

説明

public string MysqlndUhConnection::escapeString ( mysqlnd_connection $connection , string $escape_string )

Escapes special characters in a string for use in an SQL statement, taking into account the current charset of the connection.

パラメータ

MYSQLND_UH_RES_MYSQLND_NAME

Mysqlnd connection handle. Do not modify!

escape_string

The string to be escaped.

返り値

The escaped string.

例

例1 MysqlndUhConnection::escapeString() example

<?php
class proxy extends MysqlndUhConnection {
 public function escapeString($res, $string) {
   printf("%s(%s)\n", __METHOD__, var_export(func_get_args(), true));
   $ret = parent::escapeString($res, $string);
   printf("%s returns %s\n", __METHOD__, var_export($ret, true));
   return $ret;
 }
}
mysqlnd_uh_set_connection_proxy(new proxy());

$mysqli = new mysqli("localhost", "root", "", "test");
$mysqli->set_charset("latin1");
$mysqli->real_escape_string("test0'test");
?>

上の例の出力は以下となります。

proxy::escapeString(array (
  0 => NULL,
  1 => 'test0\'test',
))
proxy::escapeString returns 'test0\\\'test'

参考

MysqlndUhConnection
PHP Manual