Description of the lesson:
? 8 data bearer in HTTP 1.1
? Data from the form.
? Attributes form. Attribute that specifies the type of content transmitted from the mold and then a header will be sent to the browser on the server.
? enctype = "text / html", the title of the browser: Content-Type: application / x-www-form-urlencoded and Content-Type: multipart / form-data
? Send data from the form, encoding the% (percent) and hexadecimal, coding gaps.
? Processing lines of JavaScript and PHP functions url encoding.
? Encoding when sending data from the form GET or POST. Russian character encoding and automatic conversion browser and the server.
? arrays $ _GET or $ _POST, and also $ _REQUEST. Line QUERY_STING.
? URL encoding browser form data and decoding on the server side.
? If the form is emulated on JavaScript.
? URL Encoding: Cyrillic characters encoded in Unicode (UTF-8) and then the hex.
? Coding invalid characters in the URL! "#% & ´*,:; <=>? [] ^` {|}space? Letters Alphabets undergo any transformation of the URL.
GET method of data transmission
Description of the lesson:
? An example of an HTML form with method GET.
? As a GET URL requests sent from the browser address bar or a URL of html links.
? Example URL string.
? case-sensitive recording $ _GET.
? Comparison of methods GET and POST.
? How and where GET protocol transmits data.
? Security! Transfer methods GET or HEAD of personal data leaks or critical data: login, password, credit card numbers, phone numbers, addresses, etc.
? Caching data in the history of visits to the browser, server, and proxy server.
? Allow the user to save the page or send to someone else for what your site or page.
? $ _GET array
? Titles browser by sending GET.
? Example: Headlines GET request from the browser.
? Example: GET response headers from the server.
? Automatic request for a search on Google or Yandex method GET.
POST method of data transmission
Description of the lesson:
? An example of an HTML form with method POST:
? POST method, and unlike the methods GET and HEAD.
? The types of data and content transmitted by POST.
? Automatically send data from the form method POST.
? Line QUERY_STRING.
? The array $ _POST.
? Titles POST, Content-Type and Content-Length
? Interception of data sent by POST.
? Examples of request headers from the browser: simple data transmission method POST.
? Examples of the response headers from the browser.
The method of data transmission HEAD
Description of the lesson:
? HEAD method, and unlike the method GET.
? Response by HEAD.
? browser and proxy caching.
? PHP function get_headers () and stream_context_set_default ().
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