HTML's <script> tag is used to specify client-side scripts, which can help us place scripts in HTML documents. You can embed script code within the <script> tag, or use the src attribute to link to an external script file. This article will introduce to you how to use the <script> tag element in HTML. </script>
##<script>Attributes of the tag<span style="font-size: 18px;"></script>
Introducing how to use the <script> tag Before, we need to first understand the attributes of the <script> tag; the attributes of the <script> tag are: <p><p>src attribute: <strong> is used to specify the URL of an external script file and link to the outside script file. <p>type attribute: <strong> Used to specify the media (MIME) type of the script Description: <p>1. The MIME type consists of two parts: media type and subtypes. For JavaScript, the MIME type is "text/javascript". <p>2. Some values of MIME type are: <p>"text/javascript", "text/ecmascript", "application/ecmascript", "application/javascript", "text/vbscript" . <p><p>async attribute: <strong>This is a Boolean value used to specify that the script is executed asynchronously; only compatible with HTML5. <p>defer attribute: <strong>This is also a boolean value used to indicate that the script should be executed after parsing the document. <p>##<script>Usage of tags<span style="font-size: 18px;"><strong>##<script>There are two ways to use tags. Let’s introduce them in detail below:<p>1. Embed script code in the <script> tag<p><strong>The<script> tag can be used within the <body> or <head> 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: <pre class='brush:php;toolbar:false;'><script type = "text/javascript"> alert("php中文网\n网址为：www.php.cn"); </script></pre> Rendering: <p><p><br/><p style="text-align: center;"><img src="/static/imghwm/default1.png" data-src="https://img.php.cn/upload/article/000/000/024/5c18c5a78fd11808.jpg?x-oss-process=image/resize,p_40" class="lazy"/ alt="How to use HTML tag" > 2. Use the src attribute to link external script files<p><span style="max-width:90%"><strong><script> tag can be used to link external script files through the src attribute. Let’s take a look at linking external script files: <pre class='brush:php;toolbar:false;'><script type="text/javascript" src="jquery.min.js" ></script></pre>Note: The HTML document in the example and the external script file-jquery.min.js are in the same folder in the same directory:<p><p><p style="text-align: center;">Summary: The above That’s the entire content of this article, I hope it will be helpful to everyone’s study. <img src="/static/imghwm/default1.png" data-src="https://img.php.cn//upload/image/255/841/681/1545127372769760.jpg?x-oss-process=image/resize,p_40" class="lazy" title="1545127372769760.jpg" alt="How to use HTML <script> tag"/> <p></script>The above is the detailed content of How to use HTML tag. For more information, please follow other related articles on the PHP Chinese website!
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