How to use HTML <script> tag-HTML Tutorial-php.cn

HTML's tag is used to specify client-side scripts, which can help us place scripts in HTML documents. You can embed script code within the tag, or use the src attribute to link to an external script file. This article will introduce to you how to use the tag element in HTML.

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## Attributes of the tag

Introducing how to use the tag Before, we need to first understand the attributes of the tag; the attributes of the tag are: src attribute: is used to specify the URL of an external script file and link to the outside script file. type attribute: Used to specify the media (MIME) type of the script Description: 1. The MIME type consists of two parts: media type and subtypes. For JavaScript, the MIME type is "text/javascript". 2. Some values of MIME type are: "text/javascript", "text/ecmascript", "application/ecmascript", "application/javascript", "text/vbscript" . async attribute: This is a Boolean value used to specify that the script is executed asynchronously; only compatible with HTML5. defer attribute: This is also a boolean value used to indicate that the script should be executed after parsing the document. ## Usage of tags ## There are two ways to use tags. Let’s introduce them in detail below: 1. Embed script code in the tag The tag can be used within the or tag. Write script code inside the ;script> tag to embed into the HTML document. Let’s take a look at an example of embedding script code in an HTML document: alert("php中文网\n网址为：www.php.cn"); Rendering: tag" > 2. Use the src attribute to link external script files tag can be used to link external script files through the src attribute. Let’s take a look at linking external script files: Note: The HTML document in the example and the external script file-jquery.min.js are in the same folder in the same directory: Summary: The above That’s the entire content of this article, I hope it will be helpful to everyone’s study. tag"/>