php串連Mysql的增刪改查操作

$conn=mysql_connect('localhost','root','');
if(!$conn){
echo "connect failed";
exit;
}

$sql='use student';
mysql_query($sql,$conn);

//增加
$sql="insert into student(sname,sage) values('pu','20')";
$rs=mysql_query($sql,$conn);
if($rs){
echo 'insert data success'."
";
}else{
echo 'insert data failed'."
";
}

//修改
$sql="update student set sname='fu' where sname='pu'";
$rs=mysql_query($sql,$conn);
if($rs){
echo 'update data success'."
";
}else{
echo 'update data failed'."
";
}

//刪除
$sql="delete from student where sname='li'";
$rs=mysql_query($sql,$conn);
if($rs){
echo 'del data success'."
";
}else {
echo 'del data failed'."
";
}

//查詢
$sql="select * from student";
$rs=mysql_query($sql,$conn);
//列印變數的相關資訊
var_dump($rs);
//遍曆從結果集中取行 mysql_fetch_array/assoc/row/object
while($row=mysql_fetch_object($rs)){
print_r($row);
echo ' ';
echo $row->sname;
echo "
";
}
?>

以上就介紹了php串連Mysql的增刪改查操作，包括了方面的內容，希望對PHP教程有興趣的朋友有所協助。

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