# gc_status

(PHP 7 >= 7.3.0)

gc_status — Gets information about the garbage collector

### Description

gc_status ( ) : array

Gets information about the current state of the garbage collector.

### Parameters

This function has no parameters.

### Return Values

Returns an associative array with the following elements:

- `"runs"`
- `"collected"`
- `"threshold"`
- `"roots"`

### Examples

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());`

The above example will output something similar to:

    array(4) {
      ["runs"]=>
      int(5)
      ["collected"]=>
      int(100002)
      ["threshold"]=>
      int(50001)
      ["roots"]=>
      int(0)
    }

### See Also

- Garbage Collection