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Unset some vars when done with them to reduce peak memory usage. see #12734
git-svn-id: http://svn.automattic.com/wordpress/trunk@14559 1a063a9b-81f0-0310-95a4-ce76da25c4cd
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@ -241,8 +241,10 @@ function wp_nav_menu( $args = array() ) {
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$sorted_menu_items = array();
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$sorted_menu_items = array();
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foreach ( (array) $menu_items as $key => $menu_item )
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foreach ( (array) $menu_items as $key => $menu_item )
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$sorted_menu_items[$menu_item->menu_order] = $menu_item;
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$sorted_menu_items[$menu_item->menu_order] = $menu_item;
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unset($menu_items);
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$items .= walk_nav_menu_tree( $sorted_menu_items, $args->depth, $args );
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$items .= walk_nav_menu_tree( $sorted_menu_items, $args->depth, $args );
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unset($sorted_menu_items);
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// Attributes
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// Attributes
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$attributes = ' id="menu-' . $menu->slug . '"';
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$attributes = ' id="menu-' . $menu->slug . '"';
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@ -258,6 +260,7 @@ function wp_nav_menu( $args = array() ) {
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} else {
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} else {
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$nav_menu .= $items;
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$nav_menu .= $items;
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}
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}
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unset($items);
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$nav_menu .= '</ul>';
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$nav_menu .= '</ul>';
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