Code to establish a connection between php and mysql and execute SQL statements_PHP tutorial

Today I wrote a small program, which is very small. It can only establish a link between php and mysql and implement simple SQL statements.

Novices are trying it out for the first time, so please give guidance to experts from all walks of life.

The program source code is as follows:

Copy code The code is as follows:

$conn = mysql_connect("localhost","root","") or die ("wrong!");
$sel=mysql_select_db("mydb",$conn);
$sql="INSERT INTO `mydb`.`test` (
`id` ,
`uid` ,
`regdate` ,
`remark`
)
VALUES (
'', 'php200', now( ) , 'dddd'
) ";
$que=mysql_query($sql,$conn);
if($que)
echo "true";
else
echo "wrong";
?>

http://www.bkjia.com/PHPjc/323864.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/323864.htmlTechArticleI wrote a small program today. It is very small. It can only establish a link between php and mysql, and Implement simple SQL statements. If you are a novice trying it out for the first time, please ask experts from all walks of life for guidance. Program source...