php signup form with database

It is used to display error information and success information. In fact, you can also directly echo the error information. Here I just want to see the highlights of my error information page and define a function for page output. CopyCode The Code is as follows: // Savecomment. php // do not read comments first. After reading this article, let's look back. Require ("config. php "); Mysql_connect ($ server

转义POST|GET */ final public static function isEscape($val, $isboor = false) { if (! get_magic_quotes_gpc ()) { $val = addslashes ( $val ); } if ($isboor) { $val = strtr ( $val, array ( "%" => "\%", "_" => "\_" ) ); } return $val; } Of course, if you use PDO , the PDO pretreatment can effectively prevent the SQL injection 1. Prevent forms from repeating commits, 1. Use a

[Php] uses redirection, And the disguised form processing page does not exist. Php redirection is very simple. Apart from directly printing the JavaScript code for redirection, The original php redirection is like this: Upon reading this statement, the system will jump to the specified Redirection url immediat

This article mainly introduces the PHP file transfer and form operation, the interest of friends under the reference, I hope to be helpful to everyone. 1. Invocation Method Example: Large Map Path: Small map Path: 2. uppic.php Summary : The above is the entire content of this article, I hope to be able to help you learn. Related recommendations: PHP Imp

PHPYii framework-a list of form verification rules, yii Framework. PHPYii framework is a complete list of form verification rules. yii Framework Yii is a component-based high-performance PHP framework for developing large Web applications. Yii adopts strict OOP writing and has a complete library of PHP Yii Framework

strtotime. Date_format: formatVerify that the value of this rule must conform to the format specified by the PHP function date_parse_from_format. Different: fieldVerify that the value of this rule must be different from the value of the specified field. EmailVerify that the value of this rule must be a valid email address. Exists: table, columnVerify that the value of this rule must exist in the table of the specified

when you submit a form, you may encounter a speed, such as the page suddenly load slow, the user repeatedly click the Submit button, will produce multiple data in the database, resulting in an uncontrolled situation. For example, the following situation causes the form to be repeated: Click the Submit button two times. Click the Refresh button. Use the browser Ba

I want to write the contents of the form submitted in PHP into various files. I'm still on that message board, trying to save each message in a different text. But the submitted form will be executed every time a php file, I would like to execute this php file no time, There

. This gives your Web application a higher level of XSRF protection When the submitted page is loaded, a random number is generated,$code = Mt_rand (0,1000000);stored in a hidden input box for a form:The PHP code on the receiving page is as follows: Session_Start ();if (isset ($_post[' code ')) {if ($_post[' code '] = = $_session[' Code ']) {Duplicate submission of form}else{$_session[' code '] =$_post['

PHP redirection, very simple, except to print out the redirected JavaScript code directly,Using the original PHP redirect is this:As soon as this statement is read, it jumps to the specified redirect URL.Of course, PHP, first of all, it should be clear that the header () function must be placed in the beginning of the PHP