REQUEST_TIME The timestamp of the start of the request. I have a song track that has the song length in milliseconds. Check the online PHP manual for further examples of how to use microtime and also the parameters. I also have the date the song played in DATETIME format. PHP Microtime Diff -- Calculate a precise time difference - microtime_diff.php. - Different from the PHP array_diff, this function DON´T uses the === operator, but the ==, so 0 is equal to '0' or false, but this can be changed with no impacts. I'm going to be logging the time it takes to process a REST request and I'm undecided on which data type would be best for the column. For instance: Time In: 11:35:20 (hh:mm:ss), now say the current time is: 12:00:45 (hh:mm:ss) then the time difference in my formula gives the output: 1:-34:25.It should actually be: 25:25 I can't wrap my brain around this one so I hope someone can help. Questions: I can’t wrap my brain around this one so I hope someone can help. the number ends with 00), which affected the randomness of the entropy generator. Skip to content. Now, it is time to see the PHP code that can calculate the time taken for the script to be run. (Available since PHP 5.1.0.) CodeManFantastic March 2, 2018, 11:38am #9 I … Star 8 Fork 3 Last active Nov 7, 2018. (Available since PHP 5.4.0.) By default, microtime() returns a string in the form "msec sec", where sec is the current time measured in the number of seconds since the Unix epoch (0:00:00 January 1, 1970 GMT), and msec is the number of microseconds that have elapsed since sec expressed in seconds. Hi All I'm trying to calculate elapsed time in php. I have a song track that has the song length in milliseconds. REQUEST_TIME_FLOAT The timestamp of the start of the request, with microsecond precision. The time difference would be in the millisecond scale, where I wouldn't expect it to be less than 1ms but could be a couple seconds (certianly hope it won't be higher! I also have the date the song played in DATETIME format. Return Values. hadl / microtime_diff.php. In PHP, we can get the clock time using the microtime() function. Make note that there is a difference between using forward slash / and hyphen - in the strtotime() function. The problem is not in php, it's with my mathematical skills. All gists Back to GitHub Sign in Sign up Sign in Sign up Instantly share code, notes, and snippets. After that, we will get the difference between these two clock times which will be the time take to execute the script. ). [2013-02-18 01:26 UTC] wavetrex at gmail dot com This is a very old bug ;) It appears that in my current version on the same server 5.3.20, it's not occurring anymore. 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