COMMON ERROR (PART-2)

Example: 1

<?php

$postedusername ="Alex";
$databaseusername="Alex";

if ($postedusername==$databaseusername))
{
echo "Welcome to PHP Academy";
}

?>


Example: 2

<?php

$postedusername ="Alex";
$databaseusername="Alex";

if ($postedusername+((2/5)+1)==(($databaseusername+1)/2))
{
echo "Welcome to PHP Academy";
}

?>




Example: 3

<?php

$postedusername ="Alex";
$databaseusername="Alex";

if ($postedusername+((2/5)+1)==(($databaseusername+1)/2)))
{
echo "Welcome to PHP Academy";
}

?>



Example: 4

<?php

$postedusername ="Alex";
$databaseusername="Alex";

if (a$postedusername+((2/5)+1)==(($databaseusername+1)/2))
{
echo "Welcome to PHP Academy";
}

?>


Example: 5

<?php

error_reporting(E_ALL); //demonstrate

$data =$_GET['name'];
if($data)
{
echo $data;
}
?>

Example: 6

<?php

error_reporting(E_ALL); //demonstrate

echo $alex;

$data =$_GET['name'];
if($data)
{
echo $data;
}
  ?>

Example: 7

<?php

error_reporting(E_ALL); //demonstrate

$data =$_GET['name'];
if($data)
{
echo $data;
}
?>

Example: 8

<?php

error_reporting(E_ALL); //demonstrate

@$data =$_GET['name'];
if($data)
{
echo $data;
}

?>

Example: 9

<?php

$postedusername ="Alex";
$databaseusername="Alex";

if ($postedusername=$databaseusername)
{
echo "Welcome to PHP Academy"
if($postedusername=="Alex")
{
echo "You own PHP Academy";
}
else
{
echo "Hellow, $name";
}
?>


Example: 10

<?php

$postedusername ="Alex";
$databaseusername="Alex";

if ($postedusername=$databaseusername)
{
echo "Welcome to PHP Academy";

if($postedusername=="Alex")
{
echo "You own PHP Academy";
}
else
{
echo "Hellow, $name";
}
?>


Example: 11

<?php

$postedusername ="Alex";
$databaseusername="Alex";

if ($postedusername=$databaseusername)
{
echo "Welcome to PHP Academy";

if($postedusername=="Alex")
{
echo "You own PHP Academy";
}
else
{
echo "Hellow, $name";
}
}

?>