Comma-Separated Categories in WordPress
Recently I worked on a project in WordPress that was going to have a lot of categories and I wanted to display the categories comma delimited. After fooling with WordPress’s wp_list_categories function to list categories, I realized that it only allowed you to display categories as a list or delimited by a <br>. So after looking around on Google to no avail, I decided to whip up a function that allows for different delimiters. The function is fairly simple with one argument for the string of the delimiter. …