IF Condition Example.
<?php
$denom = 50;
$num = 200;
if($denom != 0 && $num/$denom > 2) {
print('More than twice as much!');
}
?>
IF Else Condition Example.
<?php
$num1 = 200;
$num2 = 100;
if($num2 - $num1) {
if($num2 > $num1) {
$diff = $num1 - $num2;
print("The difference is $diff");
echo '<br/>';
} else {
$diff = $num2 - $num1;
print("The difference is $diff");
echo '<br/>';
}
else {
print("There is no difference.");
}
?>
Else if condition example
<?php
if($num == 5) {
echo 'Five Fish';
}
else if($num == 4) {
echo 'Four Birds';
}
else if($num == 3) {
echo 'Three monkeyes'
}
else if($num == 2) {
echo 'Two Ducks';
}
else {
echo 'A Lion';
}
?>
Switch Example
<?php
switch($num)
{
case 5:
echo 'Five Fish';
break;
case 4:
echo 'Four Birds';
break;
case 3:
echo 'Three monkeyes'
break;
case 2:
echo 'Two Ducks';
break;
default:
echo 'A Lion';
}
?>
Ternary Operator Example
<?php
$a = 100;
echo ($a > 1000)? 'Greater then thousands': 'Less than thousands';
?>
Ternary Operator Example2
<?php
$a = 100;
echo ($a % 2 == 0)? 'Even Number': 'Odd Number';
?>
Nested if else Example
<?php
$a = 100;
if(is_int($a)) {
if($a > 1000) {
echo 'Greater then thousands';
}
else if($a == 1000) {
echo 'Number is equal to thousands';
}
else {
echo 'Less than thousands';
}
}
else {
echo 'Please enter a number';
}
?>