On a listing or directory website, there is a list of businesses such as restaurants, coffee shops, or bookstores. Each business has some information like title, introduction, review, and very important - location. It's a common demand that you want to display all the businesses on a single map, so users can view all of them at once. In this post, I'm going to show you how to do that in WordPress with Meta Box.
In the previous articles, we've known about what Custom Fields is and the application of custom fields which allows users to add arbitrary information into posts. But what do you do after that? In the recent post, you also learned how to add custom fields programmatically and display them in your theme. But you’ll see a shortcoming if there is no classification and searching. This post will guide you on how to get posts by custom fields in WordPress and we'll create an interesting application: advanced search.