The Origins of JavaScript 

JavaScript is one of the most commonly used programming languages. It serves many purposes, from web to mobile app development. It is a high-level, dynamic, interpreted language that has become an essential tool for developers worldwide. But where did it all begin? 

This article answers the question of “what is JavaScript” and looks at the origins of JavaScript and how it has evolved over the years.

When did it emerge? 

Brendan Eich created JavaScript. He was a programmer at Netscape Communications Corporation and finished the project in just ten days in May 1995. The company was developing a new web browser, Netscape Navigator 2.0, and wanted a way to make its web pages more dynamic and interactive. At the time, the only way to achieve this was by using client-side scripting languages, such as Microsoft’s VBScript, which only worked in Internet Explorer. Netscape needed a language that could work across different web browsers, so Eich was tasked with creating a new scripting language that could be integrated into the new browser.

First based on C syntax 

Eich’s initial design for the language, which he called Mocha, was based on the syntax of C, the popular programming language. However, he quickly realized that this syntax would not be suitable for web development, which required a simpler and more flexible language. He then drew inspiration from Scheme, a dialect of Lisp, and Self, a prototype-based programming language, to create a new syntax that was more suited to web development.

Renamed to LiveScript 

The language was then renamed to LiveScript and released as part of Netscape Navigator 2.0 in September 1995. The release was a huge success, and developers around the world quickly embraced the language. However, the name LiveScript was confusing, as it implied that the language was related to Java, which was a much more popular language at the time. To capitalize on the popularity of Java, Netscape changed the language’s name to JavaScript in December 1995.

Initial lack of success 

Despite the name change, JavaScript was not initially widely adopted by developers. This was partly because there were no standards for the language, and different web browsers implemented it in different ways. This led to compatibility issues and made it difficult for developers to write cross-browser code. To address this problem, Netscape submitted the language to the European Computer Manufacturers Association (ECMA) in November 1996 to create a standard for the language.

First edition dates from 1997

ECMA created a technical committee, TC39, to develop a standard for the language. The committee was made up of representatives from various companies, including Netscape, Microsoft, and Sun Microsystems. After several years of development, the first edition of the ECMAScript standard was published in June 1997. This standard defined the syntax and semantics of the language and provided a set of guidelines for how it should be implemented.

Since then, JavaScript has continued to evolve and improve. New versions of the ECMAScript standard have been published, with each version introducing new features and improvements to the language. Today, JavaScript is an essential tool for web developers, used to create everything from simple web pages to complex web applications.

Conclusion

JavaScript came into being so web pages could be more dynamic and interactive. The language was initially called Mocha but was later renamed LiveScript and JavaScript. Despite initial compatibility issues, JavaScript has become one of the world’s most-recognized programming languages, thanks in part to the development of the ECMAScript standard, which has provided a set of guidelines for implementing it.