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This article mainly shows you "what is the use of $_ REQUEST in PHP", the content is simple and clear, and I hope it can help you solve your doubts. Let me lead you to study and learn this article "what is the use of $_ REQUEST in PHP".

PHP $_ REQUEST

PHP $_ REQUEST is used to collect data submitted by the HTML form.

The following example shows a form with input fields and submit buttons. When the user submits the form data by clicking the submit button, the form data is sent to the script file specified in the action attribute of the tag. In this example, we specify the file itself to process the form data. If you need to use another PHP file to process the form data, please change it to the file name of your choice. We can then use the super global variable $_ REQUEST to collect the value of the input field:

Example

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