PHP hrtime() Function

❮ PHP Misc Reference

Example

Return the system's high resolution time:

<html>
<body>
<?php
echo hrtime();
?>
</body>
</html>

The output of the code above could be something like this:

233568471904329635


Definition and Usage

The hrtime() function returns the system's high resolution time.


Syntax

hrtime(return_as_num)

Parameter Values

Parameter Description
return_as_num Optional. If set to TRUE, this function will return the high resolution time as array or number. Default is FALSE

Technical Details

Return Value: Returns nanoseconds or an array of integers
PHP Version: 7.3+

❮ PHP Misc Reference
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