All in one (PHP code backend)only for admin
$lt; "; //Variable can be used as string or integer $message = 1; $message = "PHP is the best! "; // if we use $message = 1; // 1 will print echo $message . " "; echo " "; //Print variable with double quotes echo "name variable = $name" . " "; // single quotes echo 'name variable = $name' . " "; echo " "; //Variable Typing convert between string to integer or any data types. $length = "10"; $breath = 20; $area = $length * $breath; //Variable Typing Example echo "Area: $area" . " "; echo " "; //Variables are case sensitive $Name = " Walter White"; echo "$name is not equal to $Name " . " "; echo " "; //Variable Scope $counter = 1; function show_counter() { // 2 will print $counter = 2; echo $counter . " two is printe...