MaxDB İşlevleri
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maxdb_real_escape_string

maxdb::real_escape_string

(PECL maxdb >= 1.0)

maxdb_real_escape_string -- maxdb::real_escape_stringEscapes special characters in a string for use in an SQL statement, taking into account the current charset of the connection

Açıklama

Yordamsal kullanım

string maxdb_real_escape_string ( resource $link , string $escapestr )

Nesne yönelimli kullanım

string maxdb::real_escape_string ( string $escapestr )

This function is used to create a legal SQL string that you can use in an 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 ', ".

Dönen Değerler

Returns an escaped string.

Örnekler

Örnek 1 Nesne yönelimli kullanım

<?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();
?>

Örnek 2 Yordamsal kullanım

<?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);
?>

Yukarıdaki örnek şuna benzer bir çıktı üretir:

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

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