PHP microtime() Function
Example
Return the current Unix timestamp with microseconds:
<?php
echo(microtime());
?>
Try it Yourself »
Definition and Usage
The microtime() function returns the current Unix timestamp with microseconds.
Syntax
microtime(return_float);
Parameter Values
| Parameter | Description |
|---|---|
| return_float | Optional. When set to TRUE it specifies that the function should return a float, instead of a string. Default is FALSE |
Technical Details
| Return Value: | Returns the string "microsec sec" by default, where sec is the number of seconds since the Unix Epoch (0:00:00 January 1, 1970 GMT), and microsec is the microseconds part. If the return_float parameter is set to TRUE, it returns a float representing the current time in seconds since the Unix epoch accurate to the nearest microsecond |
|---|---|
| PHP Version: | 4+ |
| PHP Changelog: | PHP 5.0: Added the return_float parameter |
❮ PHP Date/Time Reference
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