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HTML5 De HTML4 a HTML5 Sergio Luján Mora

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8/10/2019 De HTML4 a HTML5

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HTML5

De HTML4 a HTML5

Sergio Luján Mora

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DISEÑO WEB

• ¿Qué es HTML5?

• El nuevo lenguaje HTML5

• Más información

Contenido

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¿QUÉ ES HTML5?

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DISEÑO WEB

• Vídeo:

 – http://www.youtube.com/watch?v=1hR7EtD6Bns 

¿Qué es HTML5?

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EL NUEVO LENGUAJE HTML5

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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML1.0 Strict//EN""http://www.w3.org/TR/xhtml1/DTD/xhtml1-

strict.dtd">

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HTML5

<!DOCTYPE html>

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<html xmlns="http://www.w3.org/1999/xhtml"lang="en" xml:lang="en">

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HTML5

<html lang="en">

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<meta http-equiv="Content-Type"content="text/html; charset=utf-8">

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HTML5

<meta charset="utf-8" />

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HTML5

• Nuevos elementos semánticos:

<section>

<nav>

<article>

<aside>

<hgroup>

<header>

<footer>

<time><mark>

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Compatibilidad con navegadoresantiguos

/* Para que se visualicen correctamente comobloques */

article,aside,details,figcaption,figure,footer,header,hgroup,menu,nav,section

{

display: block;

}

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Compatibilidad con navegadoresantiguos

• Internet Explorer < 9:<script>

document.createElement("article");

document.createElement("section");document.createElement("header");

// … 

</script>

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• Vamos a analizar la estructura típica de unapágina web de un blog:

 – Cómo se escribe con HTML 4, XHTML 1.0

 – Cómo se puede escribir ahora con HTML5

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<div id="header">

<h1>My Weblog</h1>

<p class="tagline">A lot of effort went into making thiseffortless.</p>

</div>

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HTML5

<header>

<h1>My Weblog</h1>

<p class="tagline">A lot of effort went into making thiseffortless.</p>

</header>

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HTML5

<header>

<hgroup>

<h1>My Weblog</h1>

<h2>A lot of effort went into making this effortless.</h2></hgroup>

</header>

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<div class="entry">

<p class="post-date">October 22, 2009</p>

<h2>

<a href="#" rel="bookmark" title="link to this post"> Travel day </a>

</h2><!-- Resto de la entrada -->

<p>…</p> 

</div>

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HTML5

<article>

<header>

<p class="post-date">October 22, 2009</p>

<h1>

<a href="#" rel="bookmark" title="link to this post"> Travel day </a></h1>

</header>

<!-- Resto de la entrada -->

<p>…</p> 

</article>

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HTML5

<article>

<header>

<time datetime="2009-10-22" pubdate> October 22, 2009 </time>

<h1>

<a href="#" rel="bookmark" title="link to this post"> Travel day </a></h1>

</header>

<!-- Resto de la entrada -->

<p>…</p> 

</article>

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<div id="nav">

<ul>

<li><a href="#">home</a></li>

<li><a href="#">blog</a></li><li><a href="#">gallery</a></li>

<li><a href="#">about</a></li>

</ul>

</div>

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HTML5

<nav>

<ul>

<li><a href="#">home</a></li>

<li><a href="#">blog</a></li><li><a href="#">gallery</a></li>

<li><a href="#">about</a></li>

</ul>

</nav>

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<div id="footer">

<p>&#167;</p>

<p>&#169; 2001&#8211;9 <a href="#">Mark Pilgrim</a></p>

</div>

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HTML5

<footer>

<p>&#167;</p>

<p>&#169; 2001&#8211;9 <a href="#">Mark Pilgrim</a></p>

</footer>

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MÁS INFORMACIÓN

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http://www.20thingsilearned.com/es-ES

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http://diveintohtml5.org/

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http://www.html5rocks.com/en/

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http://introducinghtml5.com/

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