php小型数据库（不用mysql做网站)

php教程小型数据库教程（不用mysql教程做网站)
include 'pdbm.php';

$timestart = explode(' ', microtime());
$timestart = $timestart[0] + $timestart[1];

$pdbm = new pdbm('test');
$pdbm->open(pdbm_creat | pdbm_rewd);

for ($i = 0; $i < 100000; $i++) {
    $pdbm->insert("key{$i}", "value{$i}");
}

$timetime = explode(' ', microtime());
$timetime = $timetime[0] + $timetime[1];

echo $timetime - $timestart;
//*/

读取数据方法

include 'pdbm.php';

$timestart = explode(' ', microtime());
$timestart = $timestart[0] + $timestart[1];

$pdbm = new pdbm('test');
$pdbm->open(pdbm_rewd);

$val = $pdbm->fetch('key9999');
if ($val == null) {
    echo 'not found</br>';
} else {
    echo $val."<br/>";
}

//$pdbm->delete('key100'); //delete data

$val = $pdbm->fetch('key100');
if ($val == null) {
    echo 'not found</br>';
} else {
    echo $val."<br/>";
}

$timetime = explode(' ', microtime());
$timetime = $timetime[0] + $timetime[1];

echo $timetime - $timestart;
//*/