🔒 Closed Patulong nmn po mga phc!!! :(

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lambutan

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Patulong nmn po medyo nalilito na ako kung ano ang mali at ano ang kulang ko sa ginawa go websites Project po namin to sa Programming Midterm Exam po Patulong nmn po kung paano 2 mafifix..............
 

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Hello lambutan

Hindi talaga yan ma aaccess kasi wrong yung host,username,password, or database mo.
...pakitingnan ang tamang mysql host,username,password, or database mo sa hostinger cpanel kasi iba yung gumawa ka sa local at sa web host may inaadd sila para maging unique yung database mo..at wag ka ng gumamit n mysql sa php gamitin mo ang mysqli. Yun lang po..
 
Hello lambutan

Hindi talaga yan ma aaccess kasi wrong yung host,username,password, or database mo.
...pakitingnan ang tamang mysql host,username,password, or database mo sa hostinger cpanel kasi iba yung gumawa ka sa local at sa web host may inaadd sila para maging unique yung database mo..at wag ka ng gumamit n mysql sa php gamitin mo ang mysqli. Yun lang po..
so sir lht un papalitan ko ng mysqli lht ng mysql
 
Opo, di ka mahihirapan kasi halos magkapareha lang sila mysql at mysqli pro ang mysql ay old na extension, its better to use mysqli
 
Example establish ka ng connection
$connect=mysqli_connect($host,$username,$password,$database);
Note:ang parameters ay variable it means na initialize na ang variable.
Tapos query ka na po
$query=mysqli_query($connect,"Select * from table");
Tapos fetch mo yung number of rows
$count=mysqli_num_rows($query);

Note:Example lang po ito may mga part of code na di na eexist
 
Query po yan...kahit anong query against database mo po...

Example nag exist ang user na table sa database mo

query sample:
SELECT * FROM user
 
Warning: mysql_num_rows() expects parameter 1 to be resource, boolean given in /home/u641301104/public_html/ch-ro-pr/submit.php on line 18



ETO PO UNG CODE















<?php
require('includes/config.php');

$dbactive = $row['active'];
$user = $_POST['user'];
$enroll = $_POST['enroll'];
$pass = $_POST['pass'];
$re_pass = $_POST['re-pass'];

if($user=="" || $pass=="" || $re_pass == "" || $enroll == "" )
header('location:reg.php?err=0');
// echo $user." ".$pass." ".$re_pass
else
if($pass!=$re_pass)
header('location:reg.php?err=1');
else {
$sql = "SELECT null FROM stud_data WHERE usr_name='".$user."' OR usr_roll='".$enroll."'";
$result=mysql_query($sql);
if ($result==false)
{
die(mysql_error());
}
$count = mysql_num_rows($result);
if($count>0)
header('location:reg.php?err=2');
else {
$pass = md5("5".$pass."@");
$sql = "INSERT INTO stud_data (usr_name,usr_roll,usr_pass) VALUES('".$user."','".$enroll."','".$pass."')";
mysql_query($sql);
echo "Registered Successfully, <a href='index.php'>Login</a>";
}
}
?>

 
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