We will discuss $_COOKIE variable when we will explain about cookies. The PHP $_REQUEST variable contains the contents of both $_GET, $_POST, and $_COOKIE. It will produce the following result − The $_REQUEST variable The PHP provides $_POST associative array to access all the sent information using POST method.Įcho "You are ". By using Secure HTTP you can make sure that your information is secure. The data sent by POST method goes through HTTP header so security depends on HTTP protocol. The POST method can be used to send ASCII as well as binary data. The POST method does not have any restriction on data size to be sent. ![]() The information is encoded as described in case of GET method and put into a header called QUERY_STRING. The POST method transfers information via HTTP headers. It will produce the following result − The POST Method Try out following example by putting the source code in test.php script.Įcho "You are ". The PHP provides $_GET associative array to access all the sent information using GET method. The data sent by GET method can be accessed using QUERY_STRING environment variable. GET can't be used to send binary data, like images or word documents, to the server. Never use GET method if you have password or other sensitive information to be sent to the server. The GET method is restricted to send upto 1024 characters only. The GET method produces a long string that appears in your server logs, in the browser's Location: box. ![]() The page and the encoded information are separated by the ? character. The GET method sends the encoded user information appended to the page request. After the information is encoded it is sent to the server. Spaces are removed and replaced with the + character and any other nonalphanumeric characters are replaced with a hexadecimal values. In this scheme, name/value pairs are joined with equal signs and different pairs are separated by the ampersand. There are two ways the browser client can send information to the web server.īefore the browser sends the information, it encodes it using a scheme called URL encoding.
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