<?php
$categories = get_the_category();
$separator = ‘, ‘;
$output = ”;
if ( ! empty( $categories ) ) {
foreach( $categories as $category ) {
$output .= ‘<a href=”‘ .get_category_link( $category->term_id ). ‘” >’ . $category->name . ‘</a>’ . $separator;
}
echo trim( $output, $separator );
}
?>