ZF框架Zend_Cache 缓存基本使用方法
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2022-05-12 11:13:19
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学习练习 Zend Framework ?php/*Zend_Cache 文件缓存的基本操作*/require_once("Zend/Loader.php");//载入Zend缓存类(Zend_Cache)Zend_Loader::loadClass("Zend_Cache");//前端缓存设置(生命周期、是否序列化)$Foptions = array('lifetime' = 60 , 'automtic_
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60 , 'automtic_Serialization' => true); //后端缓存设置(缓存存放路径) $Boptions = array('cacheDir' => 'cache'); //开启缓存模式,(Core[核心],File[文件],前端缓存配置信息,后端缓存配置信息) $Cache = Zend_Cache::factory('Core','File',$Foptions,$Boptions); //判断缓存是否存在,如果存在则载入缓存load('String'[缓存名称]) if ($Result = $Cache -> load('cache_two')) { echo "缓存已经存在!
"; print_r($Result); } else { //如果缓存不存在则读取文件,并将文件内容写入湖缓存 echo "缓存不存在!
"; $Filename = 'temp.txt'; $Fopen = fopen($Filename,'r'); $Result = fread($Fopen, filesize($Filename)); fclose($Fopen); //保存缓存方式load($Result[读取资源],'缓存名称') $Cache -> save($Result,'cache_two'); print_r($Result); } ?>
'127.0.0.1' , 'username' => 'root' , 'password' => '111' , 'dbname' => 'test', 'profiler' => "true" ); $Db = Zend_Db::factory('PDO_Mysql',$Config); $Table = 'sanguo'; $Select = $Db -> select(); $Select -> from($Table,'*'); $Select -> Where("s_sheng='河北'"); $Result = $Db -> fetchAll($Select); //-----------------end------------// //---将数据库读取的资源以Output方式写入缓存---// $Foptions = array('lifetime' => 3600 , 'automtic_Serialization' => true); $Boptions = array('cacheDir' => 'cache'); $Cache = Zend_Cache::factory('Output','File',$Foptions,$Boptions); if (!$Cache -> start('hebei10')) { echo "
". $value2 . " | "; } echo "
"; $Cache -> end(); } //-----用load()方法调用并输出缓存------// echo "
这里没有被缓存:" . date("Y-m-d H:i:s") . "
"; $Result2 = $Cache -> load('hebei10'); echo $Result2; ?>
3600 , 'automtic_Serialization' => true); $Boptions = array('cacheDir' => 'cache'); $Cache = Zend_Cache::factory('Function','File',$Foptions,$Boptions); function GongBeiShu($num1,$num2) { for ($i=$num1; $i call('GongBeiShu',array(1,50),array('temp_GongBeiShu')); $Date = $Cache ->call('GongBeiShu',array(1,50),array('temp_GongBeiShu')); print_r($Date); ?>
new test() 可以调用任何权限方法 or 'cached_entity' => 'test' 只能调用静态方法 */ $Foptions = array('cached_entity' => new test()); //开启缓存(前端,后端,前端配置) $Cache = Zend_Cache::factory('Class','File',$Foptions); //第一次调用被写入缓存,第二次调用才会返回; $Cache -> sum(9,9); $Cache -> cheng(9,9); echo "sum()方法返回结果为:" . $Cache -> sum(3,3) . "
"; echo "cheng()方法返回结果为:" . $Cache -> cheng(2,7) . "
"; ?>
$Cache = Zend_Cache::factory('Core','File',$Foptions,$Boptions); if ($Result = $Cache -> load('cache_two')) { echo "缓存已经存在!
"; print_r($Result); $Cache -> clean('all'); echo "
"; echo "缓存已经清除!
"; }