【www.gdgbn.com--mysql教程】
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";
} else {
echo $val."
";
}//$pdbm->delete("key100"); //delete data
$val = $pdbm->fetch("key100");
if ($val == null) {
echo "not found";
} else {
echo $val."
";
}$timetime = explode(" ", microtime());
$timetime = $timetime[0] + $timetime[1];echo $timetime - $timestart;
//*/