VBScript and JavaScript are both scripting languages but have some key differences. VBScript is developed by Microsoft and can be used for both client-side and server-side scripting, while JavaScript is developed by Netscape and is only for client-side scripting. VBScript is not case sensitive while JavaScript is case sensitive. VBScript runs only on Internet Explorer while JavaScript can run on any browser.

1. Difference between VBScript and JavaScript
S.No VBScript JavaScript
1 Definition: Definition:
VBScript is an Active Scripting JavaScript is an object-oriented
language,which uses the scripting language used to enable
Component Object Model to programmatic access to objects within
access elements of the both the client application and other
environment within which it is applications.
running.
2 Who developed ? Who developed ?
VBScript is developed by JavaScript is developed by Netscape.
Microsoft.
3 Client-side / Server-side Client-side / Server-side scripting
scripting language: language:
It is both Client and server side It is client side scripting language.
scripting language.
4 Case sensitive or not: Case sensitive or not:
It is not case sensitive. It is case sensitive.
5 Runs on which browser ? Runs on which browser ?
VBScript runs only on IE Javascript runs on any browser
6 Default scripting language or Default scripting language or not:
not: It is the default scripting language for
It is the not the deault scripting most web browsers.
language.It must be specified as
the scripting language.
7 How to denote functions in How to denote functions in
VBScript ? JavaScript ?
It uses Function and End Function It uses curly braces to denote
to denote functions. functions.
8 Same / Different Character used Same / Different Character used for
for different actions: different actions:
It uses different characters for It uses the same character (+) for both
different actions.example: & for addition and concatenation.
concatenation and + for addition.
9 File Extension: File Extension:
File extension for VBScript is File extension for JavaScript is .js.
.vbs or .vba.
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