2 like 0 dislike
2k views
There is a table named `books` with five field which are `serial` `book_name` `author` `price` and `publisher` and another table named `comment` with two field which are `serial` and `content`. The `comment`.`serial` is connect to the `books`.`serial`. Please write a php script to list all books and its comment count.
[Exercise] Essay (Open question) - asked in 2016-2 CSIEB0270 - Internet System Design and Practice by (18k points)
ID: 24996 - Available when: 2017-06-15 09:30:00 - Due to: 2017-06-15 12:00:00

reshown by | 2k views
0 0
Called for Help

11 Answers

0 like 0 dislike
Hidden content!
** *** html>
*** ** ** *
* * * * ** *
* * ** * ** * *** * **** ** * ** * ** ** * ** *
* **** ** * *** * * *** * * ***** * * * * *** * ***** * />
* *** *
* ** ** *
** * * * ** ** ** ** ** * ** **
** * * ** * * * ****** * * * * *** * ** * * * />
*** **
* *
* * * *** * *** *** * *** * * * * ***** * *
* * * ** * * *** * ***** ** * **** * **** ** * ** ** />
*** * **
** *
* * * ** * ***** * ** *** * * * *** ***** **
***** *** * ** * ** * * * ** * * * *** * * * * **** * ** * **** **** **
* ** **
* ** **
* * * ** ** * **** * ** **** * * />
* *** * *** *** ** * * *** />
* * *
* ****
* * **
* *
***** ***
if * * **** *
** ***** ** * * *
exit();
}
?>


if * * ** * * * * ***
echo * ** * * * *** * * *
}else{
* ****** ** **** * * ?>
*** * * * ** **** * *
*** ** * * **
** * * *** * * * echo * * * ** ** * ?>'s ******* * * ******

** * * * *** * ** ** **** ***** * *** * * ** * * * ** ** *
* * * **
* *** ** * *
**** *** ***** **** * * ** *
*** ** ** echo ** ** ** ** ?>

<a * * * * * * **** * * *** ** * * ****
*** * * * *
<div * * *** * ***
* * include 'nav.php' ?>
* *** ** ** *
*** ***** **
** * ** * *
answered by (-233 points)
0 like 0 dislike
Hidden content!
* **** * ** * *** * ** ** ***** ** * * *** ** **
answered by (-32 points)
0 like 0 dislike
Hidden content!
***** *** ** * *** ******** ** ** * *** * *
answered by (-61 points)
0 like 0 dislike
Hidden content!
* ****
* = ** ** ***** * ** FROM * *
** *** = **** * ** *


* ($row = ***** **** {
* * = **
* ** * * *** * * * * ** * as *** *** {
* * ** = * * . * *** ** *** . * * * . * . ** ******

}


* ** = * ***** * INTO ** * ** * ** * **** ** * * *
*** ** .= * ** * ', * * *


* * ** * *

}
* ****
answered by (157 points)
0 like 0 dislike
Hidden content!
<!DOCTYPE html>

<html>

    <head>
**** *** * * *** * * ** * * ** * *** * ** ** ** *** 3</title>

        

    </head>

    <body>

        <?php
* * ** * * ** * *** ** *** ** * ***** ** * * ** **** ** ** * * * **
* ** * ** * ** ** ** ** ***** * * ***** *** * **** **** **
* *** ** ** ** * ** ***** ** * **** ** * *** * * * ** * * ** **
*** *** * *** * * **** * * * ** ** ** * ** * * * ** * ** *** *

        
* * ****** *********** ** * * * *** *** * * * ** * * ** ** = @mysqli_connect($host,$username,$password,$db);
** ** **** * ** *** ** * * ** ** * * **** * ** * * **** *** ** * (!$try1)
** * * ** * * * * ***** ** * **** * * *** **** * *** ** * * * * *
** *** * * ***** *** * * * ** *** ****** ** ** * ** ** * ** * * ** * * * ** * ******* *** *** * not connect: '.mysqli_error($try1));
** * ** *** *** * * * *** *** ** ** ** * * * * * * * * *** *
*** *** ** * * *** * * **** **** * *** ** ** * ** ***** *** * *** mysqli_select_db($con,"students");
** * * * ** * * ** **** * *** * * *** ** * ** * ** **** * ** * ** *** ** *** ** books.serial, books.book_name, books.author, books.price ,COUNT(coment.comment) AS COMMENTS FROM coment

LEFT JOIN books on coment.Serial=books.serial

GROUP BY serial";
* * * * ** * *** ** ** **** ** *** **** * * ** *** ** ** *** * ** *** ***** * *

        
* * * * * ** ** ** *** **** ** * *** * * **** ** ** * *** * "<table>
* ** **** * * ** * ******* *** * * * ** * * * * * * * **** ** * ** ** ** ** ** ** * ** * **** * * * * *
** ** * ****** ** ** ** * ** ** * ** * ** * * * * * ******* * * * * ******* * ****** * * * * **** **** * * * * *
* * * * * ** * *** ********** ** *** ****** ** * * * * * *** *** * *** ** * * * * ** Name</th>
** * ** **** ** * * ** * *** * ** **** * ***** ** **** * * *** * *** ** ** * * * * * ** * * ***
**** *** * * * * * **** * ** *** ******* * * * * * *** *** ** * ** ** * * * ** *** * ***
** ** ** * * ** * **** * ** * * * ** * **** * * * ** * * * **** *** * ** *** * * *** *** * * * * * **** *
* **** ****** * * * ** ** * *** * ** * ** * ** * * * * * * **** ** * * *** ** * * ****
***** * ** * ******* * * ** ***** * * * * * **** ****** ** (!$result)
* * * * * ****** * *** * **** * * * ** *** *** * * ** *******
*** * *** * ** * ** * **** ** * * **** * *** *** *** * ** ** * ** **** *** * * * * * * * ** "Error: ".mysqli_error($con);
*** ** *** ***** * ** ** * ** **** *** * * ** * * * * ** *** * **** * ***** ** ** *** **
***** * * * * *** * *** ** *** ** * * * * * ** ** ** * * ** ***** *
** **** * * ** * **** * * * ** * ** *** * * * * * * * * * ** * * ($row=mysqli_fetch_array($result))
* *** ** * ** * ** ** ******* * **** * ** * *** * * * ** *
** * ** * * * * * * * * * ** * *** * ** ** * * * ** * *** **** * * ** * * * **** * * ** * * * "<tr>";
****** **** *** * * ** * * *** * * * ** ** * * *** * ** *** * * * * ** * ** * ** * * * ******* * *** * * *** ** * * * * ** * * ***** ** * **
*** ** * * *** ***** * ** * ** * *** ** ** *** * ** * * *** ** *** ** ** * **** ** * ** ** * * * * ** ** * ** ***** * ** * ** *** **
*** * * ** ***** ** ***** ** ** * ** ****** ** * ** * *** ** **** * * * * * * ********* ** * *** * * ** * ***** **** ***** **** * ** ** *
* *** * * ** ** ** * * ** *** ** * * * * * *** * * * * ** *** ** * * ** ******* "<td>".$row['price']."</td>";
** * ******* ** * * * * * * ** ** *** * *** ** ****** * ** * ** ***** ** *** * *** * **** ****** * *** * * *** ** **** **** ****** ** *** * *
** * ****** * ** * * ** ***** **** ** * ** * ** *** * ** * * *** * * * * * * ****** ** *** * *** "</tr>";
* * * ** ** * * * ** ** * ** ** ****** * * ** ***** *** **
** * ** * * * ** * ** * * * *** *** *** * * * * * * *** ** *** "</table>";
**** * * * * ** * * * ** * * * ** * ** ** * ** * * * ** * ***** ($con);

    </body>



</html>
answered by (30 points)
0 like 0 dislike
Hidden content!
<!DOCTYPE html>

<html>

    <head>
** * *** * ** *** ** ** ** * * ** * ** *** **** * * *** **** #3</title>

        

    </head>

    <body>

        <?php
*** * ***** * * *** ***** * * ** ****** * * *** ***** * * **** * ***** ** *** *** *
* *** **** ** ** *** * ** * *** * ** * ** * ** *** *** ** *** **
* * * * * ** * ** ****** ** *** ** ******* * * ** ** ** * ** *** ****
* * * * ** **** * ** * * * * *** ** * * ** * *** * ** * *** * * * ***** ** *

        
** * ****** *** **** **** * * ** * **** ** ********** ** **** = @mysqli_connect($host,$username,$password,$db);
***** * * * ** * * * *** * ** * ** * *** * * **** * *** ** * * *** (!$con)
* ** * * ***** ** ** **** ** ** * ** **** ** * * * * ****
* * * * * * *** * *** ***** * * ** **** *** * * * ** * *** * * * *** * * **** not connect: '.mysqli_error($con));
** *** **** * ** ** ** * * * *** ********* ** * ** ** *** * ** * * **
** *** ** ** ** ** * * **** **** **** * ******* * ** **** *** * **** ***** * books.serial, books.book_name, books.author, books.price ,COUNT(coment.comment) AS COMMENTS FROM coment

LEFT JOIN books on coment.Serial=books.serial

GROUP BY serial";
* * * * * * *** ***** ** *** * * ******* * * * * ** * * *** * *** **** * * * * **** **

        
* * * * * ** *** *** *** *** * * * * * *** * * * ** "<table>
* ** * ** * ******* ** ****** **** ** * ***** * ** * ** * * ** * * * * ****** * * * ***** **
*** *** ****** ** ** ** * * * *** * * ** *** *** ** ** *** * ** * *** * * * ** *** * * * ** ***
* * ****** * ** **** **** * * ***** **** * * *** * * *** ******* **** *** ** **** ** * ** ** Name</th>
* *** * * * ** * ** **** ** ***** ** ** * ** * * ** *** * **** * ** * * * * * * * * * * * ***
* * ** * *** *** *** ** ** * **** * ****** ** ** * * * * * ** ** **** **** * * * ****** ** * * ** * *
*** *** * ** *** *** ** ** ** * ** ** *** **** ** ** ***** * * *** * * * ** * * * * ** * ** **** ** * ** * * * ** * * * *
******** ** * **** * * * * * * *** * ** ** * * * * * * * * * * * * * * * *** ** *** * * ***** * *
** * * ** *** ** ** *** ** * * * ** ** * *** * * * ** ** *** (!$result)
* * ** * ** * * * * ** * ** * * * ****** * **** * ***** * **
* * * * * ** ** * * * *** * *** * ** * ****** *** ***** * * * * **** *** * ** "Error: ".mysqli_error($con);
** * *** *** * ** * ** * ** * ** * ***** *** * ** * * ** ** * *** * * **** ** *
** **** ** * * ** ***** *** ** ** ** * ** * * * * ** *
*** ** ***** * * * ** * ** ** ** **** * * ** * *** *** **** ** ($row=mysqli_fetch_array($result))
* * * * * * * * * ** * ** * **** ** * * * ******** *** *
***** * * ** *** ** * * * **** * * ***** * **** * *** ** ********* * * ** ** * ****** * * "<tr>";
** ** ** * ** *** *** * * * * * * * ** * ** * * * ** * * * * *** ** *** * * * * ** * * * * * * * **** ** * * ** **
***** * *** * ***** **** ** ** * * * * *** * * *** * * ** ** * *** * * * ** * * * * * * * ** ** ** * * ** * *** * ** * * ** *** ** * * * *
** ** * ** *** * * * * * ** *** * * *** * *** * * ***** *** * ** *** ** ** ** **** * * ** * ** * ** * *** * ** * ** *
** ** **** ** *** *** ** *** * * * * **** *** * * * * * * ** * * **** * * ** ** ** * * **** "<td>".$row['price']."</td>";
* ** * * ** ****** * ** ****** ** * *** * ***** *** *** * * ** **** * * ***** ** * * * ** **** * * * * ** *** * * * * *** * * ****
* *** ** * ****** * ** * *** ** ** ** *** * **** ** ** ** * * * * * "</tr>";
* * **** *** * **** ** * * * * * * * * * ** *
***** * ***** * ************** *** * * * * ** ** * * * * ** * ***** * * * "</table>";
* * ** **** *** * * ** * * * * **** * * * ** * ** * * ** *** ** ($con);

    </body>



</html>
answered by (-168 points)
0 like 0 dislike
Hidden content!
*** * **** *** ** ** * * ** * * **** * *
answered by (-335 points)
0 like 0 dislike
Hidden content!
****** * * * ** ** *** * * *** *** *
answered by (-144 points)
0 like 0 dislike
Hidden content!
* * ** *** * ** ** *** * * * * * * * *
answered by (16 points)
0 like 0 dislike
Hidden content!
****
= *** *** * * * ** * **** *
* = *** *** *
* = ** * * *** *** ** {
* = *
** ***** * * * * *** as * ** * {
* * * = **** ** * . *** ** . * *** * . *** * . *** *
}

** = * ** * ** * ***** ** * *** * ** **
** **** * * *

* * * **
}
* * *
answered by (-434 points)
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.69.130.53
©2016-2025

Related questions

1 like 0 dislike
14 answers
[Exercise] Essay (Open question) - asked Jun 15, 2017 in 2016-2 CSIEB0270 - Internet System Design and Practice by Shun-Po (18k points)
ID: 24998 - Available when: 2017-06-15 09:30:00 - Due to: 2017-06-15 12:00:00
| 2.2k views
3 like 0 dislike
23 answers
[Exercise] Essay (Open question) - asked Jun 15, 2017 in 2016-2 CSIEB0270 - Internet System Design and Practice by Shun-Po (18k points)
ID: 24997 - Available when: 2017-06-15 09:30:00 - Due to: 2017-06-15 12:00:00
| 2.9k views
3 like 0 dislike
20 answers
[Exercise] Essay (Open question) - asked Jun 15, 2017 in 2016-2 CSIEB0270 - Internet System Design and Practice by Shun-Po (18k points)
ID: 24995 - Available when: 2017-06-15 09:30:00 - Due to: 2017-06-15 12:00:00
| 2.5k views
3 like 0 dislike
23 answers
[Exercise] Essay (Open question) - asked Jun 15, 2017 in 2016-2 CSIEB0270 - Internet System Design and Practice by Shun-Po (18k points)
ID: 24994 - Available when: 2017-06-15 09:30:00 - Due to: 2017-06-15 12:00:00
| 2.9k views
2 like 0 dislike
24 answers
[Exercise] Essay (Open question) - asked May 17, 2017 in 2016-2 CSIEB0270 - Internet System Design and Practice by Shun-Po (18k points)
ID: 24646 - Available when: 2017-05-18 09:30:00 - Due to: 2017-05-18 12:00:00
| 2.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users