Php/docs/function.gc-status
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gc_status
(PHP 7 >= 7.3.0)
gc_status — Gets information about the garbage collector
说明
gc_status ( ) : array
Gets information about the current state of the garbage collector.
参数
此函数没有参数。
返回值
Returns an associative array with the following elements:
-
"runs" -
"collected" -
"threshold" -
"roots"
范例
Example #1 gc_status() Usage
<?php// create object tree that needs gc collection$a = new stdClass();$a->b = [];for ($i = 0; $i < 100000; $i++) { $b = new stdClass(); $b->a = $a; $a->b[] = $b;}unset($a);unset($b);gc_collect_cycles();var_dump(gc_status());
以上例程的输出类似于：
array(4) {
["runs"]=>
int(5)
["collected"]=>
int(100002)
["threshold"]=>
int(50001)
["roots"]=>
int(0)
}
