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If it is, use the unfollow link.
如果在,则使用unfollow链接。
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Or, in the case of an unfollow, that user's messages disappear from the listing.
或者,如果之前选择unfollow链接,那么那个用户的消息将从列表中消失。
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The next step is simple: Create the action.php file used in the follow and unfollow links.
接下来的步骤很简单:创建follow和unfollow链接使用的action . php文件。
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This file accepts two GET parameters: one for the user ID and the other for follow or unfollow.
该文件接受两个GET参数:一个用于用户ID,另一个用于follow或unfollow。
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If there is, then you can either ignore the request (in the case of the follow) or act on it (in the case of the unfollow).
如果存在,那么可以忽略请求(单击follow链接时),或者接受请求(单击unfollow链接时)。