HEAD is almost identical to GET, but without the response body. In other words, if GET /users returns a list of users, then HEAD /users will make the same request but will not return the list …

When a user clicks the submit button, the form data is sent to a PHP file specified in the action attribute of the <form> tag. In the action file we can use the $_POST variable to collect the …

The jQuery get () and post () methods are used to request data from the server with an HTTP GET or POST request.

$_GET is an array of variables passed to the current script via the URL parameters. $_POST is an array of variables passed to the current script via the HTTP POST method.

Some predefined variables in PHP are "superglobals", which means that they are always accessible, regardless of scope - and you can access them from any function, class or file …

Definition and Usage The method attribute specifies how to send form-data (the form-data is sent to the page specified in the action attribute). The form-data can be sent as URL variables (with …

In PHP, arguments are usually passed by value, which means that a copy of the value is used in the function and the variable that was passed into the function cannot be changed.

Each object has all the properties and methods defined in the class, but they will have different property values. Objects of a class are created using the new keyword.

C# also provides a way to use short-hand / automatic properties, where you do not have to define the field for the property, and you only have to write get; and set; inside the property.

The require statement is also used to include a file into the PHP code. However, there is one big difference between include and require; when a file is included with the include statement and …