ECMAScript, the standard specification underlying JavaScript, has a new specification, approved by the ECMA Interational standards body in late June 2018.To read this article in full, please click here(Insider Story) …
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The JavaScript delete operator removes a property from an object; if no more references to the same property are held, it is eventually released automatically. When using the delete operator on arrays take caution as delete will delete the specified item but the array length not get affected.
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As we already know that javascript is a loosly typed language which means that you don’t need for example to define a variable before using it but recently a new EcmaScript 5 feature launched which can be used to do more syntax checking which is “Strict” mode. “Strict” mode can easily statically-analyzable subset of EcmaScript […]
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How to write clean code in javascript, why i should write clean code in javascript. In this tutorial i will show some guidelines of JavaScript best practices. You should write your code so that it is easy to understand. Ambiguity, thus, should be avoided at all cost. Do this only to clarify your code as there is […]
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In this tutorial we will talk about three important methods in javascript which are call(), bind(), and apply(). These three methods are meant to be used in the context of objects but can be used also with normal functions so what are these methods?. call(), bind(), and apply() control the invocation of functions just like […]
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HTML5 released a standard way to interact with local files, via the File API specification. As example of its capabilities, the File API could be used to create a thumbnail preview of images as they’re being sent to the server, or allow an app to save a file reference while the user is offline. Additionally, […]
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In this tutorial we will create a multi upload form using php, jquery and the new javascript File Api. for people who don’t know the File Api it’s a new Api Added to the DOM in the Html5 specification that enables web browsers to read the file locally and displays its contents before uploading them […]
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