2020-05-02 / 4242阅 / 悠然
Warning:此功能已被弃用。请改用WP_Screen :: add_help_tab()。
为页面添加上下文帮助文本。
创建一个“概述”帮助标签。
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(string)
(Required)
The handle for the screen to add help to. This is usually the hook name returned by the add_*_page() functions.
(string)
(Required)
The content of an 'Overview' help tab.