$_GET, $_POST and $_REQUEST in PHP

Q

Where Is the Submitted Form Data Stored in PHP?

✍: FYIcenter.com

A

When a user submit a form on your Web server, user entered data will be transferred to the PHP engine, which will make the submitted data available to your PHP script for processing in pre-defined arrays:

$_GET - An associate array that store form data submitted with the GET method.
$_POST - An associate array that store form data submitted with the POST method.
$_REQUEST - An associate array that store form data submitted with either GET or POST method. $_REQUEST also contains the cookie values received back from the browser.

⇒ Retrieving Submitted Form Data in PHP

⇐ Generating a Form in PHP

⇑ Processing Web Forms in PHP

⇑⇑ PHP Tutorials

2016-11-15, ∼4515🔥, 0💬

Using isset($_REQUEST('name')) in PHP
How To Avoid the Undefined Index Error in PHP? If you don't want your PHP page to give out errors as shown in the previous exercise, you should consider checking all expected input fields in $_REQUEST with the isset() function as shown in the example script below: <?php if (isset($_REQUEST['n... 2016-11-15, ∼4933🔥, 0💬

$_GET, $_POST and $_REQUEST in PHP
Where Is the Submitted Form Data Stored in PHP? When a user submit a form on your Web server, user entered data will be transferred to the PHP engine, which will make the submitted data available to your PHP script for processing in pre-defined arrays: $_GET - An associate array that store form data... 2016-11-15, ∼4516🔥, 0💬

Creating a Web Form in PHP
How To Create a Web Form in PHP? If you take input data from visitors on your Web site, you can create a Web form with input fields to allow visitors to fill in data and submit the data to your server for processing. A Web form can be created with the <FORM> tag with some input tags. T... 2016-11-17, ∼2428🔥, 0💬

Retrieving Submitted Form Data in PHP
How To Retrieve the Submitted Form Data in PHP? The best way to retrieve the form data submitted by your visitor is to use the $_REQUEST array. The keys in this array will be the field names defined in form. The values in this array will be the values entered by your visitor in the input fields. The... 2016-11-15, ∼2427🔥, 0💬

Processing Web Forms in PHP
Where to find tutorials on how to process Web Forms in PHP? A collection of tutorials to answer many frequently asked questions on how to process Web Forms in PHP. Clear explanations and tutorial exercises are provided on generating and processing Web forms, getting values out of $_REQUEST, processi... 2016-11-17, ∼2375🔥, 0💬

Form Input HTML Tags in PHP
What Are Form Input HTML Tags in PHP? HTML tags that can be used in a form to collect input data are: <SUBMIT ...> - Displayed as a button allow users to submit the form. <INPUT TYPE=TEXT ...> - Displayed as an input field to take an input string. <INPUT TYPE=RADIO... 2016-11-17, ∼2130🔥, 0💬

Input Values of SELECT Tags in PHP
What Are Input Values of SELECT Tags in PHP? SELECT tags are used in forms to provide dropdown lists. Entries in a dropdown list are defined by OPTION tags, which can provide input values in two ways: Implicit value - Provided as <OPTION>input_va lue</OPTION>,where input_... 2016-11-13, ∼2093🔥, 0💬

Expected Input Field Not Submitted in PHP
What Happens If an Expected Input Field Was Not Submitted in PHP? Obviously, if an expected input field was not submitted, there will be no entry in the $_REQUEST array for that field. You may get an execution error, if you are not checking the existence of the expected entries in $_REQUEST. For exa... 2016-11-15, ∼1997🔥, 0💬

Generating a Form in PHP
How To Generate a Form in PHP? Generating a form seems to be easy. You can use PHP output statements to generate the required <FORM> tag and other input tags. But you should consider to organized your input fields in a table to make your form looks good on the screen. The PHP script be... 2016-11-17, ∼1977🔥, 0💬

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