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27 Μαΐ 2014 · The proper way would be to use $_SERVER["PHP_SELF"] (in conjunction with htmlspecialchars to avoid possible exploits). You can also just skip the action= part empty, which is not W3C valid, but currently works in most (all?) browsers - the default is to submit to self if it's empty.
When to use POST? Information sent from a form with the POST method is invisible to others (all names/values are embedded within the body of the HTTP request) and has no limits on the amount of information to send. Moreover POST supports advanced functionality such as support for multi-part binary input while uploading files to server.
17 Ιαν 2022 · Forms can be submitted to the web page itself using PHP. The main purpose of submitting forms to self is for data validation. Data validation means checking for the required data to be entered in the form fields. PHP_SELF is a variable that returns the current script being executed.
8 Νοε 2016 · You can use the PHP_SELF if you like, but it's not getting printed so either . action="<?php echo $_PHP_SELF; ?>" or, the shorthand syntax. action="<?=$_PHP_SELF?>" Finally your code looks for $_POST['ADD'] so create a hidden one within your form.. <input type="hidden" name="ADD" value="ADD" >
$_POST in HTML Forms. A HTML form submits information via the HTTP POST method if the form's method attribute is set to "POST". To demonstrate this, we start by creating a simple HTML form:
PHP self-processing form. Sometimes, you want to include both form and logic for handling form submission in a single PHP file. This form is often referred to as a self-processing form. To create a self-processing form, you can use the $_SERVER['REQUEST_METHOD'] that returns the request method e.g., GET or POST.
PHP_SELF is a variable that returns the current script being executed. This variable returns the name and path of the current file (from the root folder). You can use this variable in the action field of the FORM. There are also certain exploits that you need to be aware of.
