PHP method for obtaining the page execution time

This article mainly introduces the PHP method for obtaining the page execution time (recommended). For more information, see the following loop code. sometimes you need to know the page execution time, you can add the following lines of code to the header and tail of the page:

Header:

 
Tail:
$ Etime = microtime (true); // get the execution end time of the program $ total = $ etime-$ stime; // calculate the difference value?>
Final output:
Echo"
Current page Execution time: {$ total} seconds ";