JavaScript is a client-side scripting language that can help HTML implement some dynamic functionality.
Example
1. Loading a JavaScript file
<
head
>
<
script
type
=
"
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
>
<
script
type
=
"
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