PHP mysql injection protection

Question

I have written this short function to protect against my_sql injection, because of its importance I just want to double check with other\'s that this will function as I inte

Answer 1

you need to explicitly add the database connection identifier into

mysql_real_escape_string(..., $db_connection_identifier);

mysql_real_escape_string

string mysql_real_escape_string ( string $unescaped_string [, resource $link_identifier ] )