听起来你需要使用Custom Walker Function
我在Wordpress Suport Forums 这可能有一些用处：
Walker Class - Pastebin
class custom_nav_walker extends Walker_Nav_Menu {
function start_el(&$output, $item, $depth, $args) {
global $wp_query;
$indent = ( $depth ) ? str_repeat( "\\t", $depth ) : \'\';
$class_names = $value = \'\';
$classes = empty( $item->classes ) ? array() : (array) $item->classes;
$classes[] = \'menu-item-\' . $item->ID;
$class_names = join( \' \', apply_filters( \'nav_menu_css_class\', array_filter( $classes ), $item, $args ) );
$class_names = \' class="\' . esc_attr( $class_names ) . \'"\';
$id = apply_filters( \'nav_menu_item_id\', \'menu-item-\'. $item->ID, $item, $args );
$id = strlen( $id ) ? \' id="\' . esc_attr( $id ) . \'"\' : \'\';
$output .= $indent . \'<li\' . $id . $value . $class_names .\'>\';
$attributes = ! empty( $item->attr_title ) ? \' title="\' . esc_attr( $item->attr_title ) .\'"\' : \'\';
$attributes .= ! empty( $item->target ) ? \' target="\' . esc_attr( $item->target ) .\'"\' : \'\';
$attributes .= ! empty( $item->xfn ) ? \' rel="\' . esc_attr( $item->xfn ) .\'"\' : \'\';
$attributes .= ! empty( $item->url ) ? \' href="\' . esc_attr( $item->url ) .\'"\' : \'\';
$item_output = $args->before;
$item_output .= \'<a\'. $attributes .\'>\';
$item_output .= $args->link_before . apply_filters( \'the_title\', $item->title, $item->ID ) . $args->link_after;
$item_output .= \'</a>\';
$item_output .= $args->after;
$output .= apply_filters( \'walker_nav_menu_start_el\', $item_output, $item, $depth, $args );
}
/**
* @see Walker::end_el()
* @since 3.0.0
*
* @param string $output Passed by reference. Used to append additional content.
* @param object $item Page data object. Not used.
* @param int $depth Depth of page. Not Used.
*/
function end_el(&$output, $item, $depth) {
$output .= "</li>\\n";
}
}
Thread Source - WP Support
输出：
<ul>
<li id="nav-item-1">
<a href="link-1">
</a>
</li>
<li id="nav-item-2">
<a href="link-2">
</a>
<ul class="sub-menu">
<li id="sub-item-1">
<a href="sub-link-1">
</a>
<li id="sub-item-2">
<a href="sub-link-2">
</a>
</ul>
</li>
</ul>
