Introduction and Features of javascript
Posted By : Anchal Gaur | 30-Oct-2017
Javascript is one of the most popular and well-liked languages of all the time with two decades of improvement. In 1995 Brendan Eich created this language and from there it has seen multiple emendations, growth, and drafts in the form of the framework, apis and modules.
javascript is a client-side technology and mainly used for client-side validation.
Features of javascript:
1. Browser Support: when we have to access flash content we need to install flash content. But to use javascript we need not install any plugin at all. All the browser encouraged integration and support javascript as a scripting language.
2. Can be used on client side and server side: we can actually change the structure of web pages at runtime because javascript has access to the Document Object Modal browser. It can be used to add different effects to the webpage. Javascript can be used in creating web script and can be used on the server side as well.
3. Functional Programming language: functions in javascript could be assigned to variables like other data types and also a function can accept another function as a parameter and also return a function.
4. Support for objects: It is object-oriented language and also it handles objects and inheritance. javascript supports most of the object-oriented supports and also being simple to learn and use.
5. Browser Detection: It has the ability to detect client browser and it helps to achieve independent platforms.By making use of browser the designer gets better control over the browser.
6. Saves Time: It has the property of validating data submitted at the client level and also helps in saving the processing time of the server because JavaScript initially creates the validation on the client side.
7. DOM: Client-side JavaScript is embedded inside HTML and embedded JavaScript is used along with DOM (Document Object Model) for control over the browser by means of objects.
8. Interpreted Language: It is an interpreted language, meaning that it can be used or executed with ease without pre-compilation.
9. Handles Dynamic Effects: JavaScript is such a powerful scripting language which has features to achieve dynamic effects in web pages. The designer can decide to have dynamically placed text at run time by using this feature of javascript.
10. Generators and Iterators: There are other important features in JavaScript such as variables, arrays, objects, methods, event handlers, etc.
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About Author
Anchal Gaur
Anchal has a good knowledge of HTML,CSS and Javascript. She is working here as a UI Developer. Her hobbies are travelling and to read novels in free time.