How many ways are there to add JavaScript?

Way of adding JavaScript:

Inline
  • Inside head Tag
  • Inside body Tag
Inside Head Tag
Inside Body Tag

External file

  • Inside head Tag
  • Inside body Tag
Inside head Tag
Inside body Tag
  • <script> – Opening Script Tag.
  • src – It‟s an attribute of script tag. It defines source/location of script file.

• dev.js – This is our script file. Where dev is file name and .js is the extension
of javascript file.

• type – It‟s an attribute of script tag which tells the browser it is a javascript.
This is optional now a days.

• text/javascript – Its type of document

• document.write(“Hello World”); – This is a function to display data.

• </script> Closing Script tag

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