Get the system's high resolution time
Syntax
hrtime ( [ bool $get_as_number = FALSE ] ) : mixed
Parameters
get_as_number
Whether the high resolution time should be returned as array or number.
Return
Returns an array of integers in the form [seconds, nanoseconds], if the parameter get_as_number is false. Otherwise the nanoseconds are returned as integer (64bit platforms) or float (32bit platforms).
Examples
void
<? $array = hrtime(); print_r($array); ?>
Array
(
[0] => 1903554
[1] => 26120445
)
get_as_number
<? $get_as_number = true; $number = hrtime($get_as_number); echo $number; ?>
1903554037941888
