html settings a

HTML setting a tag

The a tag is one of the most commonly used tags in HTML. Its function is to create a link that allows users to click on the link to access another web page, download a file, or send an email. Wait for operations. The basic syntax of a tag is as follows:

<a href="链接地址">链接文本</a>

Among them, the href attribute specifies the URL address of the target resource of the link, and the link text is the visible link text, that is, the text content that the user sees on the page.

Common a tag usage scenarios include:

1. Jump to another web page

   <a href="http://www.example.com">跳转到Example</a>

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2. Download file

   <a href="http://example.com/file.docx">下载word文档</a>

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3. Send Email

   <a href="mailto:example@example.com">联系我们</a>

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In addition to the basic syntax, the a tag has many attributes that can be set. Some of the commonly used ones will be introduced below. Attributes.

1. target attribute
   The target attribute specifies where the link's target is displayed. The following are common values ​​for the target attribute:

• _self: the new link will be displayed in the current window or frame
• _blank: the new link will be displayed in a new window or new tab Display
• _parent in
• _parent: New links will appear in the parent frame of the window where the link is located

For example, the following code will open the Example page in a new tab.

2. <a href="https://www.example.com" target="_blank">打开Example</a>

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rel attribute

• nofollow: Inform search engines not to follow the link and exclude it from link analysis
• noopener: Prevent the page from stealing the original when it is opened in a new tab Page data

The following is a sample code using the rel attribute:

3. <a href="http://www.example.com" rel="nofollow">Example</a>

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title attribute

4. <a href="http://www.example.com" title="前往Example">Example</a>

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download attribute

<a href="http://example.com/file.docx" download>下载</a>

When setting the download attribute, you can specify the downloaded file name:

<a href="http://example.com/file.docx" download="mydoc.docx">下载</a>

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