{"id":204,"date":"2021-10-26T11:23:10","date_gmt":"2021-10-26T03:23:10","guid":{"rendered":"https:\/\/www.xyn4.cn\/?p=204"},"modified":"2021-10-26T11:23:11","modified_gmt":"2021-10-26T03:23:11","slug":"wordpress-%e8%8f%9c%e5%8d%95-wp_nav_menu","status":"publish","type":"post","link":"https:\/\/www.xyn4.cn\/?p=204","title":{"rendered":"wordpress \u83dc\u5355  wp_nav_menu"},"content":{"rendered":"\n<pre class=\"wp-block-code\"><code>WordPress\u83dc\u5355\u51fd\u6570wp_nav_menu\u5404\u53c2\u6570\u8be6\u89e3\u53ca\u793a\u4f8b\r\n\r\n \r\n\r\n\u6ce8\u518c\u83dc\u5355\r\n\r\n\u9996\u5148\u8981\u6ce8\u518c\u83dc\u5355\uff0c\u5c06\u4ee5\u4e0b\u51fd\u6570\u6dfb\u52a0\u81f3function.php\u51fd\u6570\u91cc\r\n\r\n \r\n\r\nregister_nav_menus(array(\r\n\r\n'PrimaryMenu'=>'\u5bfc\u822a',\r\n\r\n'friendlinks'=>'\u53cb\u60c5\u94fe\u63a5',\r\n\r\n'footer_nav'=>'\u9875\u811a\u5bfc\u822a'));\r\n\r\nadd_theme_support('nav_menus');\r\n\r\n \r\n\r\n \r\n\r\n'PrimaryMenu'=>'\u5bfc\u822a'\r\n\r\n\u8fd9\u4e2a\u8868\u793a\u5bfc\u822a\u680f\u7684\u540d\u79f0\uff0c\u5de6\u8fb9\u662f\u522b\u540d\uff0c\u53f3\u8fb9\u662f\u540d\u79f0\u3002\u522b\u540d\u4f1a\u7528\u5728\u5bfc\u822a\u680f\u7684\u8c03\u7528\u4e0a\uff0c\u540d\u79f0\u5219\u663e\u793a\u5728\u83dc\u5355\u540e\u53f0\u9875\u9762\u4e0a\r\n\r\n \r\n\r\n\u6dfb\u52a0\u4e0a\u8ff0\u51fd\u6570\u540e\uff0c\u8fdb\u5165wp\u540e\u53f0\uff0c\u5728\u5de6\u4fa7\u83dc\u5355\u7684\"\u5916\u89c2\"\u91cc\u5373\u591a\u4e86\"\u83dc\u5355\"\u9009\u9879\r\n\r\n \r\n\r\n\u521b\u5efa\u83dc\u5355\r\n\r\n\u521b\u5efa\u4e00\u4e2a\u540d\u79f0\u4e3a\"\u5bfc\u822a\u680f\"\u7684\u83dc\u5355\r\n\r\n \r\n\r\n\u53ef\u4ee5\u770b\u5230\u4e3b\u9898\u4f4d\u7f6e\u663e\u793a\u4e86\u4e09\u4e2a\u4f4d\u7f6e\uff0c\u5373\u521a\u624d\u6211\u4eec\u6dfb\u52a0\u5230function.php\u7684\u51fd\u6570\u91cc\u8bbe\u7f6e\u7684\r\n\r\n \r\n\r\n\u6ce8\u518c\u5bfc\u822a\u680f\r\n\r\n \r\n\r\n\u5728\u540e\u53f0\u521b\u5efa\u4e86\u83dc\u5355\uff0c\u5e76\u52fe\u9009\u4e3b\u9898\u4f4d\u7f6e\u540e\uff0c\u5f00\u59cb\u4e0b\u4e00\u6b65\r\n\r\n \r\n\r\n\u5f15\u7528\u83dc\u5355\r\n\r\n\u5728\u4e3b\u9898\u6587\u4ef6\u5bf9\u5e94\u4f4d\u7f6e\uff0c\u5f15\u7528\u5bfc\u822a\u680f\u3002\u9700\u8981\u7528\u5230\u4e0b\u9762\u8fd9\u4e2a\u51fd\u6570\r\n\r\n \r\n\r\n&lt;?php\r\n\r\nwp_nav_menu( array(\r\n\r\n'theme_location' => '',\/\/\u5bfc\u822a\u522b\u540d\r\n\r\n'menu' => '', \/\/\u671f\u671b\u663e\u793a\u7684\u83dc\u5355\r\n\r\n'container' => 'div', \/\/\u5bb9\u5668\u6807\u7b7e\r\n\r\n'container_class' => '',\/\/ul\u7236\u8282\u70b9class\u503c\r\n\r\n'container_id' => '', \/\/ul\u7236\u8282\u70b9id\u503c\r\n\r\n'menu_class' => 'menu', \/\/ul\u8282\u70b9class\u503c\r\n\r\n'menu_id' => '', \/\/ul\u8282\u70b9id\u503c\r\n\r\n'echo' => true,\/\/\u662f\u5426\u8f93\u51fa\u83dc\u5355\uff0c\u9ed8\u8ba4\u4e3a\u771f\r\n\r\n'fallback_cb' => 'wp_page_menu', \/\/\u83dc\u5355\u4e0d\u5b58\u5728\u65f6\uff0c\u8fd4\u56de\u9ed8\u8ba4\u83dc\u5355\uff0c\u8bbe\u4e3afalse\u5219\u4e0d\u8fd4\u56de\r\n\r\n'before' => '', \/\/\u94fe\u63a5\u524d\u6587\u672c\r\n\r\n'after' => '', \/\/\u94fe\u63a5\u540e\u6587\u672c\r\n\r\n'link_before' => '', \/\/\u94fe\u63a5\u6587\u672c\u524d\r\n\r\n'link_after' => '',\/\/\u94fe\u63a5\u6587\u672c\u540e\r\n\r\n'items_wrap' => '&lt;ul id=\"%1s\"class=\"s\">%3$s&lt;\/ul>', \/\/\u5982\u4f55\u5305\u88c5\u5217\u8868\r\n\r\n'depth' => 0, \/\/\u83dc\u5355\u6df1\u5ea6\uff0c\u9ed8\u8ba40\r\n\r\n'walker' => '' \/\/\u81ea\u5b9a\u4e49walker\r\n\r\n) );\r\n\r\n?>\r\n\r\n \r\n\r\n \r\n\r\n\u8fd9\u4e9b\u662f\u51e0\u4e4e\u6240\u6709\u7684\u53c2\u6570\uff0c\u8fd8\u6709\u4e00\u4e2aitem_space\u53c2\u6570\u6ca1\u5199\u8fdb\u53bb\uff0c\u89c9\u5f97\u6ca1\u4ec0\u4e48\u5fc5\u8981\r\n\r\n \r\n\r\n\u63a5\u7740\u6765\u8bb2\u8bb2\u8fd9\u4e9b\u53c2\u6570\u5982\u4f55\u4f7f\u7528\uff0c\u5e76\u7ed9\u51fa\u4e86\u76f8\u5e94\u4f8b\u5b50\uff0c\u4ee5\u4f9b\u53c2\u8003\r\n\r\n \r\n\r\n\u6700\u7b80\u5355\u7684\u7528\u6cd5\r\n\r\n&lt;?php\r\n\r\nwp_nav_menu( array( 'theme_location'=>'PrimaryMenu', 'depth' => 0) );\r\n\r\n?>\r\n\r\n1\r\n\r\n2\r\n\r\n3\r\n\r\n\u8f93\u51fa\u7ed3\u679c\u4e3a\uff1a\r\n\r\n \r\n\r\n&lt;div class=\"menu-\u5bfc\u822a\u680f-container\">\r\n\r\n&lt;ul id=\"menu-\u5bfc\u822a\u680f\" class=\"menu\">\r\n\r\n&lt;li id=\"menu-item-27\" class=\"menu-item menu-item-type-custom menu-item-object-custom current-menu-item current_page_item menu-item-home menu-item-27\">&lt;a href=\"#\">\u9996\u9875&lt;\/a>&lt;\/li>\r\n\r\n&lt;li id=\"menu-item-28\" class=\"menu-item menu-item-type-taxonomy menu-item-object-category menu-item-has-children menu-item-28\">&lt;a href=\"#\">\u4e00\u7ea7\u5bfc\u822a&lt;\/a>\r\n\r\n&lt;ul class=\"sub-menu\">\r\n\r\n&lt;li id=\"menu-item-29\" class=\"menu-item menu-item-type-taxonomy menu-item-object-category menu-item-29\">&lt;a href=\"#\">\u4e8c\u7ea7\u5bfc\u822a&lt;\/a>&lt;\/li>\r\n\r\n&lt;li id=\"menu-item-30\" class=\"menu-item menu-item-type-taxonomy menu-item-object-category menu-item-30\">&lt;a href=\"#\">\u4e8c\u7ea7\u5bfc\u822a1&lt;\/a>&lt;\/li>\r\n\r\n&lt;li id=\"menu-item-31\" class=\"menu-item menu-item-type-taxonomy menu-item-object-category menu-item-31\">&lt;a href=\"#\">\u4e8c\u7ea7\u5bfc\u822a2&lt;\/a>&lt;\/li>\r\n\r\n&lt;\/ul>\r\n\r\n&lt;\/li>\r\n\r\n&lt;\/ul>\r\n\r\n&lt;\/div>\r\n\r\n \r\n\r\n \r\n\r\n\u8fd9\u91cc\u7684\u7c7b\u540d\u5e26\u6709\u4e2d\u6587\uff0c\u5373\u5728\u540e\u53f0\u521b\u5efa\u83dc\u5355\u7684\u540d\u79f0\u3002\u8fd9\u662f\u4e00\u4e2a\u9ed8\u8ba4\u8f93\u51fa\u7684\u5bfc\u822a\u83dc\u5355\u7ed3\u6784\r\n\r\n \r\n\r\n\u4fee\u6539\u6700\u5916\u5c42\u5bb9\u5668\u6807\u7b7e\u53ca\u7c7b\u540d\u548cid\r\n\r\n\u4ee5\u4e0b\u8fd9\u51e0\u4e2a\u53c2\u6570\uff0c\u53ef\u4ee5\u4fee\u6539\u6700\u5916\u5c42\u5bb9\u5668\u7684\u6807\u7b7e\uff0c\u4ee5\u53ca\u5b83\u7684\u7c7b\u540d\u548cid\uff0c\u9ed8\u8ba4\u4e3adiv\r\n\r\n \r\n\r\n&lt;?php\r\n\r\nwp_nav_menu( array(\r\n\r\n'theme_location'=>'PrimaryMenu',\r\n\r\n'container' => 'div',\r\n\r\n'container_class' => 'divclass',\r\n\r\n'container_id' => 'divid',\r\n\r\n'depth' => 0\r\n\r\n));\r\n\r\n?>\r\n\r\n \r\n\r\n \r\n\r\n\u8f93\u51fa\u7ed3\u679c\r\n\r\n \r\n\r\n&lt;div class=\"divclass\" id=\"divid\">\r\n\r\n&lt;ul id=\"menu-\u5bfc\u822a\u680f\" class=\"menu\">\r\n\r\n&lt;li id=\"menu-item-27\" class=\"menu-item menu-item-type-custom menu-item-object-custom current-menu-item current_page_item menu-item-home menu-item-27\">&lt;a href=\"#\">\u9996\u9875&lt;\/a>&lt;\/li>\r\n\r\n&lt;li id=\"menu-item-28\" class=\"menu-item menu-item-type-taxonomy menu-item-object-category menu-item-has-children menu-item-28\">&lt;a href=\"#\">\u4e00\u7ea7\u5bfc\u822a&lt;\/a>\r\n\r\n&lt;ul class=\"sub-menu\">\r\n\r\n&lt;li id=\"menu-item-29\" class=\"menu-item menu-item-type-taxonomy menu-item-object-category menu-item-29\">&lt;a href=\"#\">\u4e8c\u7ea7\u5bfc\u822a&lt;\/a>&lt;\/li>\r\n\r\n&lt;\/ul>\r\n\r\n&lt;\/li>\r\n\r\n&lt;\/ul>\r\n\r\n&lt;\/div>\r\n\r\n \r\n\r\n \r\n\r\n \r\n\r\n\u4fee\u6539ul\u7684class\u548cid\r\n\r\n\u5bfc\u822a\u83dc\u5355\u7684\u6b21\u5c42\u5bb9\u5668\u9ed8\u8ba4\u4e3aul\uff0c\u5f53\u7136\u4e5f\u662f\u53ef\u6539\u7684\uff0c\u540e\u9762\u4f1a\u8bb2\u5230\u3002\u8fd9\u91cc\u7ed9\u51fa\u4e86\u5982\u4f55\u4fee\u6539ul\u7684\u7c7b\u540d\u548cid\r\n\r\n \r\n\r\n&lt;?php\r\n\r\nwp_nav_menu( array(\r\n\r\n'theme_location'=>'PrimaryMenu',\r\n\r\n'menu_class' => 'menuclass', \/\/ul\u8282\u70b9class\u503c\r\n\r\n'menu_id' => 'menuid', \/\/ul\u8282\u70b9id\u503c\r\n\r\n'depth' => 0\r\n\r\n));\r\n\r\n?>\r\n\r\n \r\n\r\n \r\n\r\n\u8f93\u51fa\u7ed3\u679c\r\n\r\n \r\n\r\n&lt;div class=\"menu-\u5bfc\u822a\u680f-container\">\r\n\r\n&lt;ul id=\"menuid\" class=\"menuclass\">\r\n\r\n&lt;li id=\"menu-item-27\" class=\"menu-item menu-item-type-custom menu-item-object-custom current-menu-item current_page_item menu-item-home menu-item-27\">&lt;a href=\"#\">\u9996\u9875&lt;\/a>&lt;\/li>\r\n\r\n&lt;li id=\"menu-item-28\" class=\"menu-item menu-item-type-taxonomy menu-item-object-category menu-item-has-children menu-item-28\">&lt;a href=\"#\">\u4e00\u7ea7\u5bfc\u822a&lt;\/a>\r\n\r\n&lt;ul class=\"sub-menu\">\r\n\r\n&lt;li id=\"menu-item-29\" class=\"menu-item menu-item-type-taxonomy menu-item-object-category menu-item-29\">&lt;a href=\"#\">\u4e8c\u7ea7\u5bfc\u822a&lt;\/a>&lt;\/li>\r\n\r\n&lt;\/ul>&lt;\/li>\r\n\r\n&lt;\/ul>\r\n\r\n&lt;\/div>\r\n\r\n \r\n\r\n \r\n\r\nmenu\u53c2\u6570\u7684\u4f7f\u7528\r\n\r\nmenu\u53c2\u6570\u662f\u7528\u6765\u8c03\u7528\u60f3\u663e\u793a\u7684\u83dc\u5355\u3002\u4e00\u822c\u6211\u4eec\u90fd\u662f\u5728\u540e\u53f0\u64cd\u4f5c\uff0c\u521b\u5efa\u597d\u83dc\u5355\uff0c\u52fe\u9009\u4e86\u4e3b\u9898\u4f4d\u7f6e\u540e\uff0c\u8be5\u4f4d\u7f6e\u5373\u4f7f\u7528\u8fd9\u4e2a\u83dc\u5355\u3002\u5982\u679c\u6709\u591a\u83dc\u5355\u7684\u60c5\u51b5\u4e0b\uff0c\u53ef\u4ee5\u901a\u8fc7menu\u53c2\u6570\u53bb\u9009\u62e9\uff0c\u4e00\u822c\u8f93\u5165\u83dc\u5355\u540d\u79f0\u6216\u83dc\u5355id\u3002\u4f8b\u5982\u6211\u5728\u540e\u53f0\u53c8\u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3anav1\u7684\u83dc\u5355\r\n\r\n \r\n\r\nmenu\r\n\r\n \r\n\r\n\u7136\u540e\u5982\u4e0b\u8bbe\u7f6e\r\n\r\n \r\n\r\n&lt;?php\r\n\r\nwp_nav_menu( array(\r\n\r\n'theme_location'=>'PrimaryMenu',\r\n\r\n'menu' => 'nav1', \/\/\u671f\u671b\u663e\u793a\u7684\u83dc\u5355\uff08\u8f93\u5165\u540d\u79f0\u6216\u83dc\u5355id\uff09\r\n\r\n'depth' => 0\r\n\r\n));\r\n\r\n?>\r\n\r\n \r\n\r\n \r\n\r\n\u8f93\u51fa\u7ed3\u679c\r\n\r\n \r\n\r\n&lt;div class=\"menu-nav1-container\">\r\n\r\n&lt;ul id=\"menu-nav1\" class=\"menu\">\r\n\r\n&lt;li id=\"menu-item-35\" class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-35\">&lt;a href=\"#\">\u793a\u4f8b\u9875\u9762&lt;\/a>&lt;\/li>\r\n\r\n&lt;\/ul>\r\n\r\n&lt;\/div>\r\n\r\n \r\n\r\n \r\n\r\n\u53ef\u4ee5\u770b\u5230\u5df2\u7ecf\u4e0d\u662f\u8f93\u51fa\u521a\u624d\u7684\u83dc\u5355\u4e86\r\n\r\n \r\n\r\n\u63d2\u5165\u6587\u672c\u53c2\u6570\u7684\u4f7f\u7528\r\n\r\n\u901a\u8fc7\u8fd9\u56db\u4e2a\u53c2\u6570\uff0c\u53ef\u4ee5\u6dfb\u52a0\u6587\u672c\u5230\u5bfc\u822a\u680f\u7684\u6587\u672c\u4e2d\r\n\r\n \r\n\r\n&lt;?php\r\n\r\nwp_nav_menu( array(\r\n\r\n'theme_location'=>'PrimaryMenu',\r\n\r\n'before' => '1', \/\/\u94fe\u63a5\u524d\u6587\u672c\r\n\r\n'after' => '2', \/\/\u94fe\u63a5\u540e\u6587\u672c\r\n\r\n'link_before' => '3', \/\/\u94fe\u63a5\u6587\u672c\u524d\r\n\r\n'link_after' => '4',\/\/\u94fe\u63a5\u6587\u672c\u540e\r\n\r\n'depth' => 0\r\n\r\n));\r\n\r\n?>\r\n\r\n \r\n\r\n \r\n\r\n\u793a\u4f8b\u8f93\u51fa\u5982\u4e0b\r\n\r\n \r\n\r\n&lt;div class=\"menu-\u5bfc\u822a\u680f-container\">\r\n\r\n&lt;ul id=\"menu-\u5bfc\u822a\u680f\" class=\"menu\">\r\n\r\n&lt;li id=\"menu-item-27\" class=\"menu-item menu-item-type-custom menu-item-object-custom current-menu-item current_page_item menu-item-home menu-item-27\">1&lt;a href=\"#\">3\u9996\u98754&lt;\/a>2&lt;\/li>\r\n\r\n\u2026\u2026\u2026\u2026\u2026\u2026\r\n\r\n \r\n\r\nlink\r\n\r\n \r\n\r\n\u5f53\u7136\uff0c\u4e0d\u6b62\u662f\u6587\u672c\uff0c\u4e5f\u53ef\u4ee5\u8f93\u51fahtml\u6807\u7b7e\uff0c\u6240\u4ee5\u7075\u6d3b\u4f7f\u7528\u8fd9\u56db\u4e2a\u53c2\u6570\uff0c\u53ef\u4ee5\u6253\u9020\u51fa\u522b\u5177\u4e00\u683c\u7684\u5bfc\u822a\u83dc\u5355\r\n\r\n \r\n\r\nitems_wrap\u53c2\u6570\u7684\u4f7f\u7528\r\n\r\n\u8fd9\u4e2a\u53c2\u6570\u63a7\u5236\u6b21\u5c42\u5bb9\u5668\uff0c\u9ed8\u8ba4\u4e3aul\u6807\u7b7e\uff0c\u901a\u8fc7\u4fee\u6539\u8be5\u53c2\u6570\uff0c\u53ef\u4ee5\u8f93\u51fa\u4e0d\u540c\u7684\u83dc\u5355\u7ed3\u6784\r\n\r\n \r\n\r\n&lt;?php\r\n\r\nwp_nav_menu( array(\r\n\r\n'theme_location'=>'PrimaryMenu',\r\n\r\n'items_wrap' => '&lt;ul id=\"ulid\" class=\"ulclass\">%3$s&lt;\/ul>',\r\n\r\n'depth' => 0\r\n\r\n));\r\n\r\n \r\n\r\n\/*\r\n\r\n\u53c2\u6570\uff1a\r\n\r\n%1$s\uff1a\u6700\u5916\u5c42\u5bb9\u5668(\u7531\u53c2\u6570container\u63a7\u5236)\u7684class\u540d\uff0c\u5373\u53c2\u6570container_class\u7684\u503c\r\n\r\n%2$s\uff1a\u6b21\u4e00\u5c42\u5bb9\u5668class\u540d\uff0c\u9ed8\u8ba4\u4e3amenu\uff0c\u5373\u53c2\u6570menu_class\u7684\u503c\r\n\r\n%3$s\uff1a\u83dc\u5355\u5185\u5bb9\r\n\r\n*\/\r\n\r\n?>\r\n\r\n \r\n\r\n \r\n\r\n\u8f93\u51fa\u7ed3\u679c\r\n\r\n \r\n\r\n&lt;div class=\"menu-\u5bfc\u822a\u680f-container\">\r\n\r\n&lt;ul id=\"ulid\" class=\"ulclass\">\r\n\r\n&lt;li id=\"menu-item-27\" class=\"menu-item menu-item-type-custom menu-item-object-custom current-menu-item current_page_item menu-item-home menu-item-27\">&lt;a href=\"#\">\u9996\u9875&lt;\/a>&lt;\/li>\r\n\r\n\u2026\u2026\u2026\u2026\u2026\u2026\r\n\r\n&lt;\/ul>\r\n\r\n&lt;\/div>\r\n\r\n1\r\n\r\n2\r\n\r\n3\r\n\r\n4\r\n\r\n5\r\n\r\n6\r\n\r\n\u53bb\u9664ul\u6807\u7b7e\r\n\r\n \r\n\r\n&lt;?php\r\n\r\nwp_nav_menu( array(\r\n\r\n'theme_location'=>'PrimaryMenu',\r\n\r\n'items_wrap' => '%3$s',\r\n\r\n'depth' => 0\r\n\r\n));\r\n\r\n?>\r\n\r\n \r\n\r\n \r\n\r\n\u8f93\u51fa\u7ed3\u679c\r\n\r\n \r\n\r\n&lt;div class=\"menu-\u5bfc\u822a\u680f-container\">\r\n\r\n&lt;li id=\"menu-item-27\" class=\"menu-item menu-item-type-custom menu-item-object-custom current-menu-item current_page_item menu-item-home menu-item-27\">&lt;a href=\"#\">\u9996\u9875&lt;\/a>&lt;\/li>\r\n\r\n\u2026\u2026\u2026\u2026\r\n\r\n&lt;\/div>\r\n\r\n \r\n\r\n \r\n\r\n\u5173\u4e8e\u5176\u4ed6\u53c2\u6570\r\n\r\n\u50cfdepth\u8fd9\u4e2a\u53c2\u6570\uff0c\u9ed8\u8ba40\u5c31\u884c\u4e86\r\n\r\n \r\n\r\n\u8fd8\u6709\u5176\u4ed6\u53c2\u6570\u56e0\u4e3a\u51e0\u4e4e\u5f88\u5c11\u7528\u5230\uff0c\u6240\u4ee5\u5c31\u4e0d\u8bb2\u4e86\r\n\r\n \r\n\r\n\u5177\u4f53\u5185\u5bb9\u53ef\u4ee5\u67e5\u9605\u5b98\u65b9\u6587\u6863:https:\/\/developer.wordpress.org\/reference\/functions\/wp_nav_menu\/\r\n\r\n \r\n\r\n\u53bb\u9664\u6216\u4fdd\u7559\u83dc\u5355\u591a\u4f59\u7c7b\u540d\r\n\r\n\u5c06\u4ee5\u4e0b\u4ee3\u7801\u6dfb\u52a0\u81f3function.php\u6587\u4ef6\u5373\u53ef\r\n\r\n \r\n\r\nadd_filter('nav_menu_css_class', 'my_css_attributes_filter', 100, 1);\r\n\r\nadd_filter('nav_menu_item_id', 'my_css_attributes_filter', 100, 1);\r\n\r\nadd_filter('page_css_class', 'my_css_attributes_filter', 100, 1);\r\n\r\nfunction my_css_attributes_filter($var) {\r\n\r\nreturn is_array(var)?arrayintersect(var, array('current-menu-item','current-post-ancestor','current-menu-ancestor','current-menu-parent')) : '';\r\n\r\n}\r\n\r\n \r\n\r\n \r\n\r\n\u9700\u8981\u53bb\u9664\u4ec0\u4e48\uff0c\u4fdd\u7559\u4ec0\u4e48\uff0c\u6839\u636e\u4f7f\u7528\u60c5\u51b5\uff0c\u4fee\u6539\u4e0a\u9762\u7684\u4ee3\u7801\u5373\u53ef\r\n\r\n \r\n\r\n\u6784\u9020\u591a\u7ea7\u83dc\u5355\r\n\r\n\u901a\u8fc7\u4e0a\u8ff0\u4f8b\u5b50\uff0c\u5f88\u660e\u663e\u9ed8\u8ba4\u4e8c\u7ea7\u83dc\u5355\u7684\u7c7b\u540d\u4e3asub-menu\r\n\r\n \r\n\r\n\u90a3\u4e48\uff0c\u5982\u679c\u8981\u6784\u9020\u66f4\u591a\u7ea7\u7684\u83dc\u5355\uff0c\u4ee5\u53ca\u8981\u4fee\u6539\u7c7b\u540d\uff0c\u8be5\u600e\u4e48\u529e\u5462\uff1f\r\n\r\n \r\n\r\n\u5176\u5b9e\u8fd9\u4e2a\u53ef\u4ee5\u901a\u8fc7Walker\u53c2\u6570\u6765\u8bbe\u7f6e\r\n\r\n \r\n\r\n\u8fd9\u4e2a\u53c2\u6570\u7528\u4e8e\u8c03\u7528\u4e00\u4e2a\u5bf9\u8c61\u5b9a\u4e49\u663e\u793a\u5bfc\u822a\u83dc\u5355\r\n\r\n \r\n\r\n\u9ed8\u8ba4\u8c03\u7528\u7684\u5c31\u662fWalker_ Nav_Menu\u8fd9\u4e2a\u7c7b\r\n\r\n \r\n\r\n\u6240\u4ee5\u6211\u4eec\u4e5f\u53ef\u4ee5\u81ea\u5df1\u5199\u4e00\u4e2a\u7c7b\uff0c\u6765\u6784\u9020\u591a\u7ea7\u83dc\u5355\r\n\r\n \r\n\r\n\u4f8b\u5982\r\n\r\n \r\n\r\nclass new_walker extends Walker_Nav_Menu\r\n\r\n{\r\n\r\nfunction start_lvl( &amp;output,depth = 0, $args = array() ) {\r\n\r\nindent=strrepeat(\"\\t\",depth);\r\n\r\noutput.=\"\\nindent&lt;ul class=\\\"child-menu\\\">\\n\";\r\n\r\n}\r\n\r\n}\r\n\r\n \r\n\r\n \r\n\r\n\u8c03\u7528\u65b9\u6cd5\r\n\r\n \r\n\r\n&lt;?php\r\n\r\nwp_nav_menu( array(\r\n\r\n'theme_location'=>'PrimaryMenu',\r\n\r\n'walker' => new new_walker(),\r\n\r\n'fallback_cb' => '',\r\n\r\n'depth' => 0\r\n\r\n));\r\n\r\n?>\r\n\r\n \r\n\r\n \r\n\r\n\u4e0a\u9762\u53ea\u662f\u4e00\u4e2a\u7b80\u5355\u4f8b\u5b50\uff0c\u901a\u8fc7\u8fd9\u4e2a\u65b9\u6cd5\uff0c\u53ef\u4ee5\u81ea\u5df1\u5199\u4e00\u4e2a\u83dc\u5355\u5e76\u8c03\u7528\r\n\r\n 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