";
$sum =10 + 20;
echo $sum;
echo "
";
$num1 = 50;
$num2 = 20;
$num3 = 5;
$result = ($num1 + $num2) /$num3;
echo $result;
echo "
";
$num4 = 10;
$num4 ++;
echo $num4;
echo "
";
$num5 = 350;
$upper = 1000;
$lower =200;
if ($num5 >= $lower && $num5 <= $upper ) {
echo "ok";
}
echo "
";
$counter = 1;
while ($counter <=10) {
echo $counter. 'hello
';
$counter++;
}
echo "
";
$number2 = 20;
function add ($num1, $number2){
echo $num1+ $number2;
}
add ($num1, $number2);
echo "
";
function add ($number1, $number2){
$result = $number1 + $number2;
return $result;
}
function divide($number1, $number2){
$result= $number1 / $number2;
return $result;
}
$sum = divide (add (5, 7), add (6, 2));
echo $sum;
echo "
";
$user_ip = $_SERVER ['REMOTE_ADDR'];
function echo_ip(){
global $user_ip;
$string = "your ip address is: $user_ip";
echo $string;
}
echo_ip();
echo "
";
$string ="this is an example string";
$string_word_count = str_word_count($string);
echo $string_word_count;
$food = array ('pasta', 'pizza', 'salad');
print_r ($food) [1];
echo "
";
$food = array ('healthy'=>
array ('salad' , 'vegetable'),
'unhealthy' =>
array ('pizza' , 'pasta'));
echo $food ['healthy'] [0];
echo "
";
echo $food ['unhealthy'] [1];
$food = array ('healthy'=>
array ('salad' , 'vegetable'),
'unhealthy' =>
array ('pizza' , 'pasta'));
foreach ($food as $element => $inner_array) {
echo '' .$element. ''.'
';
foreach ( $inner_array as $item){
echo $item. '
';
}
}
*/
?>
well come to barodi home bage
//video number 49, 50.
$find = array ('barodi', 'mohamed', 'ali');
$replace = array ('b****i', 'm*****d', 'a*i');
if (isset ($_POST ['user_input'])&&! empty($_POST['user_input'])) {
$user_input = $_POST['user_input'];
$user_input_new = str_ireplace ($find, $replace, $user_input);
echo $user_input_new;
}
*/
?>