File: wp-includes/nav-menu-template.php
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Remove the `menu-item-has-children` class from bottom level menu items.
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functionwp_nav_menu()
Displays a navigation menu.
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hookwp_nav_menu_args
Filters the arguments used to display a navigation menu.
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hookpre_wp_nav_menu
Filters whether to short-circuit the wp_nav_menu() output.
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Filters the list of HTML tags that are valid for use as menu containers.
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Filters the sorted list of menu item objects before generating the menu’s HTML.
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Filters the HTML list content for navigation menus.
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Filters the HTML list content for a specific navigation menu.
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hookwp_nav_menu
Filters the HTML content for navigation menus.
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Adds the class property classes for the current context, if applicable.
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functionwalk_nav_menu_tree()
Retrieves the HTML list content for nav menu items.
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function_nav_menu_item_id_use_once()
Prevents a menu item ID from being used more than once.