Category Subcategory Dropdown in PHP MySQL Ajax November 1, 2022 Last Updated on November 1, 2022 By Admin 3 Comments on Category Subcategory Dropdown in PHP MySQL Ajax Dynamic category and subcategory tree dropdown list in PHP MySQL ajax. In this tutorial, we will show you how to dynamic populate categories and subcategories in the dropdown tree using PHP MySQL Ajax or How Read More Category Subcategory Dropdown in PHP MySQL Ajax