note 112745 deleted from function.substr by cmb
| From: | cmb@php.net | Date: | Sun, 27 Oct 2019 09:04:44 +0000 |
| Subject: | note 112745 deleted from function.substr by cmb | ||
| References: | 1 | Groups: | php.notes |
| Request: | Send a blank email to php-notes+get-212818@lists.php.net to get a copy of this message | ||
Note Submitter: fengdingbo at gmail dot com
----
<?php
$a = 'abc';
$php = 'ok123';
$str = microtime(TRUE);
for($i=0;$i<=1000000;$i++)
$a = substr($php,1,1);
echo microtime(true)-$str,"\n";
$str = microtime(TRUE);
for($i=0;$i<=1000000;$i++)
$a = $php[1];
echo microtime(true)-$str;
?>
output:
0.26694822311401
0.10447096824646