Difference: 1. The development company of JavaScript is Netscape, and VBScript is Microsoft; 2. JS supports most web browsers, and VBScript only supports IE or Edge; 3. The file extension of JS is ".js" , VBScript is ".vbs" or ".vba".
The operating environment of this tutorial: windows7 system, javascript version 1.8.5, Dell G3 computer.
The difference between javascript and vbscript
1. Different developers
JavaScript is a Netscape company A lightweight, interpreted or just-in-time compiled scripting language developed with function priority. Although it is famous as a scripting language for developing Web pages, it is also used in many non-browser environments. JavaScript is based on prototype programming, a multi-paradigm dynamic scripting language, and supports object-oriented, imperative, declarative, and functional programming paradigm.
VBScript is a general-purpose scripting language developed by Microsoft, also known as active scripting language. It uses a common object model to access environment variables and file system objects for read, write, update, and delete operations. VBScript is only supported by the browser Internet Explorer and is primarily used in Microsoft environments and visual base language products.
2. Browser support
JavaScript is the default scripting language for most web browsers and supports almost all web browsers because it supports cross-platform. It can read and modify HTML elements from IE browsers, and can automate ActiveX components in the browser.
VBScript is not the default scripting language for browsers as it only supports Internet Explorer or Microsoft Edge browsers. We need to specify it as a scripting language. It can read and modify HTML elements from IE browser, and can automate ActiveX components in IE browser.
3. Syntactic differences
JavaScript syntax is similar to the C programming language; it uses the same operators for different operations, such as operators for adding and concatenating, Case-sensitive languages.
VBScript syntax is similar to visual basic because it is developed based on Visual Basic and it follows the visual basic syntax for application development. It uses different operators for different operations, e.g. operator for addition, operator for concatenation, instead of case sensitive language.
4. File extension
The file extension of JavaScript is .js; while, the file extension of VBScript is . vbs or .vba.
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