How to achieve like once a day in php

Question

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Answer 1

The number of likes of different users should also be distinguished here. It can be counted once a day based on the user's total number. If the day's data is stored in the cache, the button will no longer be clickable.

Answer 2

if(date('Y-m-d',$like['createtime']) == date('Y-m-d'){
//今天点赞了 别乱点
}else{
//点赞成功
}

Answer 3

Just act