Frontend Alert selected post or page from having a option to selece page or post and add custom alert view in fron when selected page or post load.
Frontend Alert选择了帖子或页面，因为它具有选择页面或帖子的功能，并且可以在选定页面或帖子加载时在页面中添加自定义提醒视图。
Create an admin-side page under settings tab.
在“设置”标签下创建一个管理员端页面。
This page contains following fields those are available with next points.
此页面包含以下字段，这些字段可用于下一点。
Text field for adding text which will be displayed as alert on front side.
用于添加文本的文本字段，将在正面显示为警报。
Checkboxes for all custom post types.
所有自定义帖子类型的复选框。
For ex:posts, pages When admin will check any of the above post type checkbox, all posts of that post type will be listed below in multi-selectbox.
对于ex：posts，页面当admin选中以上任何一个post type复选框时，该类型的所有post都将在multi-selectbox下方列出。
User can select multiple posts from the selection for which they want to show alert on frontend.
用户可以从想要在前端显示警报的选择中选择多个帖子。
Save Changes button to save your changes.
保存更改按钮以保存您的更改。
Front-end: When user will open any page, post or custom post type post and if it is selected from admin side then alert box should be opened.
前端：当用户打开任何页面，帖子或自定义帖子类型的帖子时，如果是从管理端选择的，则应打开警报框。
Alert box should contain admin side added text from settings page.
警报框应包含“设置”页面中管理员添加的文字。
