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/** * @说明: 文件缓存输出 * @参数: $cachefile => cache文件(绝对路径) * @参数: $pertime => 缓存输出的间隔时间 * @参数: $sql => sql语句 * @参数: $templatefile => 模板文件名称(绝对路径) **/ function __cache($cachefile,$pertime,$sql,$templatefile) { global $db; if(time() - @filemtime($cachefile) >= $pertime) { $query = $db->query($sql); while($r=$db->fetch($query)) { $cachelist[] = $r; } include $templatefile.‘.php‘; $cacheserialize = serialize($cachelist); file_put_contents($cachefile,$cacheserialize); }else{ $cachelist = unserialize(file_get_contents($cachefile)); include $templatefile.‘.php‘; } }
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原文地址:http://www.cnblogs.com/itcx/p/4209015.html