This article shares a code to display the current page's database query count, page generation time, and memory usage at the bottom of any PHP website. Pure code, no need to insert code into the functions file. Add the following code to the Theme footer file (footer.php). The effect is as shown in the image below:
The specific code is as follows:
本页面在 秒里勾搭了 次数据库，消耗了 MB的内存。
Explain the meaning of /1000000: by default, memory_get_peak_usage outputs a value in Bytes. To calculate the value in MB, you need to /1024/1024, but the result will have a long tail. So, directly dividing by 1 million cuts off the tail. If you only want to display generation time and database queries, there is also the following writing method.
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If you want the above code to only display in the source code, then add comment tags, as follows:
If you only want to display it to logged-in users, then write it as below
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