This way the content inside the editor is separate from the rest of the page, because it is in a different document. The majority of online rich text editors use an iframe element for the content area. Many of the online office suites tend to provide online text editing and formatting functionality. With HTML5, some standardization was made on a DOM property called 'contentEditable'-which resembles Internet Explorer's original extension.

Nevertheless, popular services like Gmail and WordPress have relied on rich text editing as their main user interface. The technical capabilities needed to implement an online rich text editor were not covered by the W3C specifications for HTML4. Mozilla followed suit in version 1.3, and most major browsers now implement this informal standard in some capacity. Internet Explorer was the first to add a special 'designMode' which allowed formatted parts of a document to be edited by the user using a cursor. Though very early browsers could display rich text, user data entry was limited to text boxes with a single font and style (implemented with the HTML element). The aim is to reduce the effort for users trying to express their formatting directly as valid HTML markup.

Let is also used to declare variables(new way)Ĭonst is used to declare const values.Content being edited in the Amaya online rich-text editorĪn online rich-text editor is the interface for editing rich text within web browsers, which presents the user with a 'what-you-see-is-what-you-get' (WYSIWYG) editing area. Var is used to declare variables(old way of declaring variables) Executable in both browser and server which has Javascript engines like V8(chrome), SpiderMonkey(Firefox) etc.Embedded along with HTML and makes web pages alive.Javascript is required to design the behaviour of the web pages. Javascript(JS) is a object-oriented programming language which adhere to ECMA Script Standards. The editor shows sample boilerplate code when you choose language as Javascript and start coding.

Getting started with the OneCompiler's Javascript editor is easy and fast. It's one of the robust, feature-rich online compilers for Javascript language. Write, Run & Share Javascript code online using OneCompiler's JS online compiler for free.

Javascript online editor