hrtime

(PHP 7 >= 7.3.0, PHP 8)

hrtimeGet the system's high resolution time

Beschreibung

hrtime(bool$as_number = false): array|int|float|false

Returns the system's high resolution time, counted from an arbitrary point in time. The delivered timestamp is monotonic and can not be adjusted.

Parameter-Liste

as_number

Whether the high resolution time should be returned as array or number.

Rückgabewerte

Returns an array of integers in the form [seconds, nanoseconds], if the parameter as_number is false. Otherwise the nanoseconds are returned as int (64bit platforms) or float (32bit platforms). Returns false on failure.

Beispiele

Beispiel #1 hrtime() usage

<?php
echo hrtime(true), PHP_EOL;
print_r(hrtime());
?>

Das oben gezeigte Beispiel erzeugt eine ähnliche Ausgabe wie:

10444739687370679 Array ( [0] => 10444739 [1] => 687464812 )

Siehe auch

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