(1) 建立連接
(2）選擇數(shù)據(jù)庫(kù)
(3) 執(zhí)行SQL語(yǔ)句
(4) 關(guān)閉數(shù)據(jù)庫(kù)連接
<?php
    $link=mysql_connect("localhost","root","root");
    if($link)echo"連接數(shù)據(jù)庫(kù)成功！";
    else echo"連接數(shù)據(jù)庫(kù)失敗！";
   
    $sele=mysql_select_db("com");
    if($sele) echo"選擇數(shù)據(jù)庫(kù)成功！";
    else echo"選擇數(shù)據(jù)庫(kù)失?。?;

    $exec="select * from test";
    $result=mysql_query($exec);
    echo $result."<br>";

    $exec="insert into test values(null,'Janel',23,'female','wenmin cun 34#')";
    $result=mysql_query($exec);
    echo $result."<br>";
   
     mysql_close();

?>