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      html中head標(biāo)簽的作用

      這篇文章主要介紹html中head標(biāo)簽的作用,文中介紹的非常詳細(xì),具有一定的參考價(jià)值,感興趣的小伙伴們一定要看完!

      我們擁有10多年網(wǎng)頁設(shè)計(jì)和網(wǎng)站建設(shè)經(jīng)驗(yàn),從網(wǎng)站策劃到網(wǎng)站制作,我們的網(wǎng)頁設(shè)計(jì)師為您提供的解決方案。為企業(yè)提供做網(wǎng)站、網(wǎng)站建設(shè)、微信開發(fā)、重慶小程序開發(fā)移動(dòng)網(wǎng)站建設(shè)HTML5、等業(yè)務(wù)。無論您有什么樣的網(wǎng)站設(shè)計(jì)或者設(shè)計(jì)方案要求,我們都將富于創(chuàng)造性的提供專業(yè)設(shè)計(jì)服務(wù)并滿足您的需求。

      什么是head標(biāo)簽

      head 標(biāo)簽是 元素的內(nèi)容。不像 元素的內(nèi)容可以顯示在瀏覽器中,head 的內(nèi)容不會(huì)在瀏覽器中顯示,它的作用是包含一些頁面的元數(shù)據(jù)。在下面的例子中,head 的內(nèi)容很少。

      
        
        My test page
      
      • 元數(shù)據(jù)就是描述數(shù)據(jù)的數(shù)據(jù).

      title

      元素 是用來表示整個(gè)HTML文檔大致內(nèi)容的元數(shù)據(jù)(不是文檔的內(nèi)容.)<br/>元素 <title> 也被以其他的方式使用著. 比如說,如果你嘗試為某個(gè)頁面添加書簽,(Bookmarks > Bookmark This Page, 在火狐瀏覽器中), 你會(huì)看到 <title> 的內(nèi)容被作為建議的書簽名.</p><h3>元數(shù)據(jù)<meta></h3><p>元數(shù)據(jù)就是描述數(shù)據(jù)的數(shù)據(jù),而HTML有一個(gè)“官方的”方式來為一個(gè)文檔添加元數(shù)據(jù),——  <meta> 元素. 當(dāng)然,其他在這篇文章中提到的東西也可以被當(dāng)作元數(shù)據(jù)。 有很多不同種類的 <meta> 元素可以被包含進(jìn)你的頁面的<head>元素, 但是現(xiàn)在我們還不會(huì)嘗試去解釋所有類型, 這只會(huì)引起混亂。</p><pre><meta charset="utf-8"></pre><ul><li><p>這個(gè)元素簡單的指定了文檔的字符編碼 —— 在這個(gè)文檔中被允許使用的字符集。 utf-8<br/> 是一個(gè)通用的字符集,它包含了任何人類語言中的大部分的字符。 這意味著你的web頁面可以顯示任意的語言;  許多<meta><br/> 元素包含了name 和 content 特性.</p></li></ul><p>name 特性指定了meta 元素的類型; 說明該元素包含了什么類型的信息。<br/>content 指定了實(shí)際的元數(shù)據(jù)內(nèi)容。<br/>這兩個(gè)meta 元素對(duì)于定義你的頁面的作者和提供頁面的內(nèi)容描述是很有用的 。</p><pre><meta name="author" content="Chris Mills"> <meta name="description" content="The MDN Learning Area aims to provide complete beginners to the Web with all they need to know to get started with developing web sites and applications."></pre><ul><li><p>指定作者在某些情況下是很有用的:如果你需要聯(lián)系頁面的作者,問一些關(guān)于頁面內(nèi)容的問題。<br/> 一些內(nèi)容管理系統(tǒng)能夠自動(dòng)獲取頁面作者的信息,然后用于某種目的。<br/> 指定包含關(guān)于頁面內(nèi)容的關(guān)鍵字的頁面內(nèi)容的描述是很有用的,因?yàn)樗赡芑蜃屇愕捻撁嬖谒阉饕娴南嚓P(guān)的搜索出現(xiàn)得更多 (這些行為術(shù)語上被稱為<br/> Search Engine Optimization, or SEO.)</p></li></ul><h3>在你的站點(diǎn)增加自定義圖標(biāo)</h3><pre><link rel="shortcut icon" href="favicon.ico" type="image/x-icon"></pre><h3>在HTML中應(yīng)用CSS和JavaScript</h3><pre><link rel="stylesheet" href="my-css-file.css"></pre><ul><li><p><link> 元素經(jīng)常位于文檔的頭部,它有2個(gè)屬性, rel="stylesheet",表明這是文檔的樣式表,而<br/> href,包含了樣式表文件的路徑。</p></li></ul><pre></pre><ul><li><p><em id="9l9xf"><legend id="9l9xf"></legend></em><em id="9l9xf"></em><form id="9l9xf"></form><thead id="9l9xf"><pre id="9l9xf"></pre></thead><legend id="9l9xf"></legend><acronym id="9l9xf"></acronym><form id="9l9xf"><tr id="9l9xf"><div id="9l9xf"></div></tr></form><samp id="9l9xf"></samp><dfn 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