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Using JavaScript in HTML

Source: Internet
Author: User
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JavaScript is a client-side scripting language that can help HTML implement some dynamic functionality.

Example

1. Loading a JavaScript file

<head>    <scripttype="text/javascript"src="dreamdu.js"></script></head>
2.script tags--using scripts in documents
    The
    • script tag appears in pairs, with <script> start with </script> End
    • Properties
      • src  --Specifies the address URI of the script file (for example: JS file) that needs to be loaded
      • type  --Specifies the media type (for example: Code>type= "Text/javascript" ) 
<head>    <scripttype="text/javascript"src="dreamdu.js"></script></head>

These two methods are also the same, it is recommended to use the first method

HTML NoScript Tags

NoScript tags--prompt text when scripts cannot be loaded
    • noscript tags are paired up to <noscript> start to </noscript> end
    • Citation URL: http://www.dreamdu.com/xhtml/tag_noscript/
Example 
<noscript>此页面无法加载js脚本代码.</noscript>

Using JavaScript in HTML

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