LOGICAL OPERATOR

Example: 1

<?php

if(1 > 1)
{
echo "True";
}

else
{
echo "False";
}

?>


Example: 2


<?php

if( 1 > 1 || 1==1 )
{
echo "True";
}

else
{
echo "False";
}

?>



Example: 3


<?php

if( 1 > 1 && 1==1 )
{
echo "True";
}

else
{
echo "False";
}

?>


Example: 4


<?php

if( 1 >= 1 && 1==1 )
{
echo "True";
}

else
{
echo "False";
}

?>



Example: 5


<?php

$username = "alex";
$password = "abc";
if( $username && $password )
{
echo "Ok.";
}

else
{
echo "You forgot to fill out a Field.";
}

?>



Example: 6


<?php

$username = "alex";
$password = "";

if( $username && $password )
{
echo "Ok.";
}

else
{
echo "You forgot to fill out a Field.";
}

?>


Example: 7

<?php

$username = "alex";
$password = "";

if( $username )
{
echo "Ok.";
}

else
{
echo "You forgot to fill out a Field.";
}

?>


Example: 8

<?php

$username = "alex";
$password = "";

if( $username || $password )
{
echo "Ok.";
}

else
{
echo "You forgot to fill out a Field.";
}

?>



Example: 9


<?php

$username = "";
$password = "";

if( $username || $password )
{
echo "Ok.";
}

else
{
echo "Nothing.";
}

?>