Many times while web scraping, the data which we require is located behind a form. Whether that be a login form to a members area, a search form, a file upload, or any other form submission, it is frequently implemented using a
POST request. The process of submitting a form with a
POST request can be easily automated using PHP and cURL.
There are a number of steps required to successfully submit a
POST form, such as capturing and analyzing HTTP headers, submitting the form, and in case of a login form, using cookies to store session data.
<?php // Function to submit form using cURL POST method function curlPost($postUrl, $postFields, $successString) ...