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Posted by zach on 08/05/07 06:51
Matt Madrid wrote:
> zach wrote:
>> Ok, something that confuses me is why does mysql_real_escape_string
>> need a link or connection to the database if its simply escaping a
>> string. I thought the whole point was to do the work before it ever
>> goes to a database, so I wouldn't expect it to need a connection.
>
> The documentation at:
> http://www.php.net/manual/en/function.mysql-real-escape-string.php
> says: "mysql_real_escape_string() calls MySQL's library function
> mysql_real_escape_string"
>
> ... and the documentation at:
> http://dev.mysql.com/doc/refman/5.0/en/mysql-real-escape-string.html
> says: "must be a valid, open connection. This is needed because the
> escaping depends on the character set in use by the server."
That's what I was looking for. Thanks.
>
> The php documentation also says: "If no such link is found, it will try
> to create one as if mysql_connect() was called with no arguments."
> RTFM... ;-)
I read the manual which is how I knew it needed an open connection. The
manual only said it needed an open connection, but didn't explain,(or
not very clearly) why it needed it. Not everyone is so inexperienced as
to completely ignore the manual.
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