PHP Conference China 2020

mysqlnd_qc_get_available_handlers

(PECL mysqlnd_qc >= 1.0.0)

mysqlnd_qc_get_available_handlersReturns a list of available storage handler

Descrierea

mysqlnd_qc_get_available_handlers ( void ) : array

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.

Parametri

Această funcție nu are parametri.

Valorile întoarse

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

Exemple

Example #1 mysqlnd_qc_get_available_handlers() example

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

Exemplele de mai sus vor afișa:

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)
  }
}

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