Walker_Nav_Menu::start_el()
Method: Starts the element output.
Source: wp-includes/class-walker-nav-menu.php:137
nav_menu_item_args
Filter Hook: Filters the arguments for a single nav menu item.
Source: wp-includes/class-walker-nav-menu.php:162
nav_menu_css_class
Filter Hook: Filters the CSS classes applied to a menu item’s list item element.
Source: wp-includes/class-walker-nav-menu.php:175