为wordpress后台添加一个自定义页面

非插件线代码方式实现为wordpress后台添加一个自定义页面 参数如下: $page_title (string) – The text to be displayed in the title tags of the page when the menu is selected. $menu_title (string) – The text to be used for the menu. $capability (string) – The capability required for this menu to b…