PEAR Справочное руководство
Пред.		След.

Cache_Lite_Output::start()

Cache_Lite_Output::start() -- Test if a cache is available and (if yes) return it to the browser. Else, the output buffering is activated.

Synopsis

require_once 'Cache/Lite/Output.php';

boolean Cache_Lite_Output::start (string $id [, string $group = 'default' [, boolean $doNotTestCacheValidity = FALSE]])

Описание

Test if a cache is available and (if yes) return it to the browser. Else, the output buffering is activated.

Параметр

string $id: cache id

string $group: name of the cache group

boolean $doNotTestCacheValidity: if set to TRUE, the cache validity won't be tested

Возвращаемое значение

returns true if the cache is hit (false else)

Заметка

Эта функция не должна вызываться статически.

Пример

Пример 31-1. classical using

<?php
require_once "Cache/Lite/Output.php";

$options = array(
    'cacheDir' => '/tmp/',
    'lifeTime' => 7200,
    'pearErrorMode' => CACHE_LITE_ERROR_DIE
);
$cache = new Cache_Lite_Output($options);

if (!($cache->start('id_of_the_page'))) {

    // Cache not hit !
    // All the output is bufferised until the end() method
    // (...)
    
    $cache->end();

}

?>

Пред.	Начало	След.
constructor Cache_Lite_Output::Cache_Lite_Output()	Уровень выше	Cache_Lite_Output::end()

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