HTMLhreflang 屬性
<area> 元素的 hreflang 屬性用於設定 area 中 url 的語言。以下是語法 −
<area hreflang="language_code">
其中,code 是針對該語言設定的 ISO 語言程式碼,例如,英文為 en,法文為 fr,日文為 js 等。
現在,讓我們來看一個實現 <area> 元素的 hreflang 屬性的示例 −
示例
<!DOCTYPE html> <html> <body> <h2>Learning</h2> <p>Learn these technologies with ease....</p> <img src = /images/usemap.gif alt = "usemap" border = "0" usemap = "#tutorials"/> <map name = "tutorials"> <area shape = "poly" coords = "74,0,113,29,98,72,52,72,38,27" href = "/perl/index.htm" alt = "Perl Tutorial" download="perl" hreflang="en"/> <area shape = "rect" coords = "22,83,126,125" alt = "HTML Tutorial" href = "/html/index.htm" target = "_blank" download="html" hreflang="en"/> <area shape = "circle" coords = "73,168,32" alt = "PHP Tutorial" href = "/php/index.htm" target = "_blank" download="php" hreflang="en"/> </map> </body> </html>
輸出
在上面的示例中,我們對以下影像設定了對映 −
<img src = /images/usemap.gif alt = "usemap" border = "0" usemap = "#tutorials"/>
現在,我們已對其形狀設定了對映和 area −
<map name = "tutorials"> <area shape = "poly" coords = "74,0,113,29,98,72,52,72,38,27" href = "/perl/index.htm" alt = "Perl Tutorial" download="perl" hreflang="en"/> <area shape = "rect" coords = "22,83,126,125" alt = "HTML Tutorial" href = "/html/index.htm" target = "_blank" download="html" hreflang="en"/> <area shape = "circle" coords = "73,168,32" alt = "PHP Tutorial" href = "/php/index.htm" target = "_blank" download="php" hreflang="en"/> </map>
我們使用 hreflang 設定了 url 的語言 −
hreflang="en"
上面,我們已針對英文設定。
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