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Message: Return type of CI_Session_files_driver::open($save_path, $name) should either be compatible with SessionHandlerInterface::open(string $path, string $name): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_files_driver.php

Line Number: 132

Backtrace:

File: /home/u648970804/domains/tutiongo.com/public_html/application/controllers/Tutorials.php
Line: 7
Function: __construct

File: /home/u648970804/domains/tutiongo.com/public_html/index.php
Line: 315
Function: require_once

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Severity: 8192

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Filename: drivers/Session_files_driver.php

Line Number: 294

Backtrace:

File: /home/u648970804/domains/tutiongo.com/public_html/application/controllers/Tutorials.php
Line: 7
Function: __construct

File: /home/u648970804/domains/tutiongo.com/public_html/index.php
Line: 315
Function: require_once

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Severity: 8192

Message: Return type of CI_Session_files_driver::read($session_id) should either be compatible with SessionHandlerInterface::read(string $id): string|false, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_files_driver.php

Line Number: 168

Backtrace:

File: /home/u648970804/domains/tutiongo.com/public_html/application/controllers/Tutorials.php
Line: 7
Function: __construct

File: /home/u648970804/domains/tutiongo.com/public_html/index.php
Line: 315
Function: require_once

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Severity: 8192

Message: Return type of CI_Session_files_driver::write($session_id, $session_data) should either be compatible with SessionHandlerInterface::write(string $id, string $data): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_files_driver.php

Line Number: 237

Backtrace:

File: /home/u648970804/domains/tutiongo.com/public_html/application/controllers/Tutorials.php
Line: 7
Function: __construct

File: /home/u648970804/domains/tutiongo.com/public_html/index.php
Line: 315
Function: require_once

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Severity: 8192

Message: Return type of CI_Session_files_driver::destroy($session_id) should either be compatible with SessionHandlerInterface::destroy(string $id): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_files_driver.php

Line Number: 317

Backtrace:

File: /home/u648970804/domains/tutiongo.com/public_html/application/controllers/Tutorials.php
Line: 7
Function: __construct

File: /home/u648970804/domains/tutiongo.com/public_html/index.php
Line: 315
Function: require_once

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Severity: 8192

Message: Return type of CI_Session_files_driver::gc($maxlifetime) should either be compatible with SessionHandlerInterface::gc(int $max_lifetime): int|false, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_files_driver.php

Line Number: 358

Backtrace:

File: /home/u648970804/domains/tutiongo.com/public_html/application/controllers/Tutorials.php
Line: 7
Function: __construct

File: /home/u648970804/domains/tutiongo.com/public_html/index.php
Line: 315
Function: require_once

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Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 282

Backtrace:

File: /home/u648970804/domains/tutiongo.com/public_html/application/controllers/Tutorials.php
Line: 7
Function: __construct

File: /home/u648970804/domains/tutiongo.com/public_html/index.php
Line: 315
Function: require_once

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Severity: Warning

Message: session_set_cookie_params(): Session cookie parameters cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 294

Backtrace:

File: /home/u648970804/domains/tutiongo.com/public_html/application/controllers/Tutorials.php
Line: 7
Function: __construct

File: /home/u648970804/domains/tutiongo.com/public_html/index.php
Line: 315
Function: require_once

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Filename: Session/Session.php

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Backtrace:

File: /home/u648970804/domains/tutiongo.com/public_html/application/controllers/Tutorials.php
Line: 7
Function: __construct

File: /home/u648970804/domains/tutiongo.com/public_html/index.php
Line: 315
Function: require_once

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Filename: Session/Session.php

Line Number: 314

Backtrace:

File: /home/u648970804/domains/tutiongo.com/public_html/application/controllers/Tutorials.php
Line: 7
Function: __construct

File: /home/u648970804/domains/tutiongo.com/public_html/index.php
Line: 315
Function: require_once

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Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 315

Backtrace:

File: /home/u648970804/domains/tutiongo.com/public_html/application/controllers/Tutorials.php
Line: 7
Function: __construct

File: /home/u648970804/domains/tutiongo.com/public_html/index.php
Line: 315
Function: require_once

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Filename: Session/Session.php

Line Number: 316

Backtrace:

File: /home/u648970804/domains/tutiongo.com/public_html/application/controllers/Tutorials.php
Line: 7
Function: __construct

File: /home/u648970804/domains/tutiongo.com/public_html/index.php
Line: 315
Function: require_once

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Filename: Session/Session.php

Line Number: 317

Backtrace:

File: /home/u648970804/domains/tutiongo.com/public_html/application/controllers/Tutorials.php
Line: 7
Function: __construct

File: /home/u648970804/domains/tutiongo.com/public_html/index.php
Line: 315
Function: require_once

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Line Number: 375

Backtrace:

File: /home/u648970804/domains/tutiongo.com/public_html/application/controllers/Tutorials.php
Line: 7
Function: __construct

File: /home/u648970804/domains/tutiongo.com/public_html/index.php
Line: 315
Function: require_once

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Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: drivers/Session_files_driver.php

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Backtrace:

File: /home/u648970804/domains/tutiongo.com/public_html/application/controllers/Tutorials.php
Line: 7
Function: __construct

File: /home/u648970804/domains/tutiongo.com/public_html/index.php
Line: 315
Function: require_once

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Line: 7
Function: __construct

File: /home/u648970804/domains/tutiongo.com/public_html/index.php
Line: 315
Function: require_once

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File: /home/u648970804/domains/tutiongo.com/public_html/application/controllers/Tutorials.php
Line: 7
Function: __construct

File: /home/u648970804/domains/tutiongo.com/public_html/index.php
Line: 315
Function: require_once

HTML Introduction | Tutiongo
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HTML Introduction

HTML (Hyper Text Markup Language) is the standard markup language that can create stunning website.


  • HTML Stand For the skeleton of a Website 
  • HTML stands for Hyper Text Markup Language(HTML)
  • HTML is the standard markup language for creating a beautiful webpage.
  • HTML elements Thats tell the browser how to display the content and as well as design
  • HTML elements is a pieces of content such as "this is a tutiongo heading", "this is a tutiongo paragraph", "this is a tutiongo link", etc.



A Simple HTML Webpage

HTML Example:

<!DOCTYPE html>
<html>
<head>
<title>Page Title</title>
</head>
<body>

<h1>My First Heading</h1>
<p>My first paragraph.</p>
<p> test </p>
</body>
</html>


Try it Yourself

HTML Example Simple Explained 


  • The <!DOCTYPE html> It declaration defines as a document( HTML5 document)
  • The <html> element is the main root of an HTML website The <head> element contains meta information about the HTML website or Html page
  • The <title> element specifies a title for the  HTML website or Html page (which is shown in the browser's title bar or in the page's tab)
  • The <body> element defines the document's body, and is a container for all the visible contents that you have seen from naked eye, such as headings, paragraphs, images, hyperlinks, tables, lists, etc.
  • The <h1> element is defines a large and main heading
  • The <p> element defines as paragraph


What is an HTML Element?

An HTML element is defined by a start tag, some content, and an end tag:


<h1> My First Heading </h1>
<p> My first paragraph.</p>

Start tag Element content End tag
<h1> My First Heading </h1>
<p> My first paragraph. </p>
<br> none none


HTML Page Structure

Below is a visualization of an HTML page structure:



<html>

<head>
<title>Page title</title>
</head>
<body>
<h1>This is a heading</h1>
<p>This is a paragraph.</p>
<p>This is another paragraph.</p>
</body>

</html>