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<memory_get_usagephp_ini_loaded_file>
^PHP Options/Info FunctionsLast updated: Mon, 26 Oct 2026

memory_reset_peak_usage

(PHP 8 >= 8.2.0)

memory_reset_peak_usage — Reset the peak memory usage

Description

function memory_reset_peak_usage(): void

Resets the peak memory usage returned by the memory_get_peak_usage() function.

Parameters

This function has no parameters.

Return Values

No value is returned.

Examples

Example #1 memory_reset_peak_usage() example

<?php

var_dump(memory_get_peak_usage());

$a = str_repeat("Hello", 424242);
var_dump(memory_get_peak_usage());

unset($a);
memory_reset_peak_usage();

$a = str_repeat("Hello", 2424);
var_dump(memory_get_peak_usage());

?>

The above example will output something similar to:

int(422440)
int(2508672)
int(399208)

See Also


<memory_get_usagephp_ini_loaded_file>
^PHP Options/Info FunctionsLast updated: Mon, 26 Oct 2026