前端处理
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后台处理
添加处理页面
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include("./xsdb.class.php");
$xq = $_POST["xq"];
$name = $_POST["name"];
$sex = $_POST["sex"];
$zj = $_POST["zj"];
$tel = $_POST["tel"];
$zz = $_POST["zz"];
$db = new xsdb();
$sql = "insert into shuju values('','{$xq}','{$name}','{$sex}','{$zj}','{$tel}','{$zz}')";
echo $db->Query($sql,0);
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删除处理页面
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include("./xsdb.class.php");
$code = $_POST["a"];
$db = new xsdb();
$sql = "delete from shuju where id='{$code}'";
echo $db->StrQuery($sql,0);
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修改处理页面（查找要修改的数据信息）
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include("./xsdb.class.php");
$a = $_POST["a"];
$db = new xsdb();
$sql = "select * from shuju where id='{$a}'";
echo $db->StrQuery($sql);
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修改处理页面（实现数据修改）
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include("./xsdb.class.php");
$yc = $_POST["yc"];
$xq = $_POST["xq"];
$name = $_POST["name"];
$sex = $_POST["sex"];
$zj = $_POST["zj"];
$tel = $_POST["tel"];
$zz = $_POST["zz"];
$db = new xsdb();
$sql = "update shuju set xiaqu='{$xq}',name='{$name}',sex='{$sex}',zhengjian='{$zj}',tel='{$tel}',zhuzhi='{$zz}' where id='{$yc}'";
echo $db->Query($sql,0);
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查询处理页面
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include("./xsdb.class.php");
$db = new xsdb();
$sql = "select * from shuju";
$r = $db->StrQuery($sql);
if($r)
{
echo $r;
}
else
{
echo"111";
}
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数据库封装及返回数据TEXT JSON
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class xsdb
{
public $host="localhost";
public $uid = "root";
public $pwd = "密码";
public $dbname = "test";
//成员方法
public function Query($sql,$type=1)
{
$db = new MySQLi($this->host,$this->uid,$this->pwd,$this->dbname);
$r = $db->query($sql);
if($type==1)
{
return $r->fetch_all();
}
else
{
return $r;
}
}
//返回字符串的方法
public function StrQuery($sql,$type=1)
{
$db = new MySQLi($this->host,$this->uid,$this->pwd,$this->dbname);
$r = $db->query($sql);
if($type==1)
{
$attr = $r->fetch_all();
$str = "";
foreach($attr as $v)
{
$str .= implode("^",$v)."|";
}
return substr($str,0,strlen($str)-1);
}
else
{
return $r;
}
}
//返回JSON
function JSONQuery($sql,$type=1)
{
$db = new MySQLi($this->host,$this->uid,$this->pwd,$this->dbname);
$r = $db->query($sql);
if($type==1)
{
return json_encode($r->fetch_all(MYSQLI_ASSOC));
}
else
{
return $r;
}
}
}
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