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# mysqlnd_qc_get_available_handlers

(PECL mysqlnd_qc >= 1.0.0)

mysqlnd_qc_get_available_handlers — Returns a list of available storage handler

### Opis

array mysqlnd_qc_get_available_handlers ( void )

Which storage are available depends on the compile time configuration of the query cache plugin. The default storage handler is always available. All other storage handler must be enabled explicitly when building the extension.

### Parametry

Ta funkcja nie posiada parametrów.

### Zwracane wartości

Returns an array of available built-in storage handler. For each storage handler the version number and version string is given.

### Przykłady

Przykład #1 mysqlnd_qc_get_available_handlers() example

`<?php
var_dump(mysqlnd_qc_get_available_handlers());
?>`

Powyższe przykłady wyświetlą:

    array(5) {
      ["default"]=>
      array(2) {
        ["version"]=>
        string(5) "1.0.0"
        ["version_number"]=>
        int(100000)
      }
      ["user"]=>
      array(2) {
        ["version"]=>
        string(5) "1.0.0"
        ["version_number"]=>
        int(100000)
      }
      ["APC"]=>
      array(2) {
        ["version"]=>
        string(5) "1.0.0"
        ["version_number"]=>
        int(100000)
      }
      ["MEMCACHE"]=>
      array(2) {
        ["version"]=>
        string(5) "1.0.0"
        ["version_number"]=>
        int(100000)
      }
      ["sqlite"]=>
      array(2) {
        ["version"]=>
        string(5) "1.0.0"
        ["version_number"]=>
        int(100000)
      }
    }

### Zobacz też:

- Installation
- mysqlnd_qc_set_storage_handler() - Change current storage handler

mysqlnd_qc_clear_cache
mysqlnd_qc_get_cache_info
mysqlnd_qc Funkcje
PHP Manual