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Simple example of displaying and releasing memory in php
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- 2016-07-25 08:57:171110browse
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Introducing an example of displaying and releasing memory in PHP. It is very simple. It mainly focuses on the usage of the memory_get_usage() function.
Code:
<?php
//显示与释放内存
//以下数字取决于linux系统类型与版本
echo memory_get_usage() . "\n"; // 36640
$a = str_repeat("Hello", 4242);
echo memory_get_usage() . "\n"; // 57960
unset($a);
echo memory_get_usage() . "\n"; // 36744
?> |
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